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Composite structure friction material and preparation method thereof
The invention discloses a composite structure friction material and a preparation method thereof. The composite structure friction material comprises at least one internal layer group and at least oneexternal layer group, the part close to a friction surface is the external layer group, the part far away from the friction surface is the internal layer group, the internal layer group is a carbon fiber straight continuous reinforced structure layer group, and the external layer group is a carbon fiber corrugated continuous reinforced friction layer group; and the inner layer group and the outerlayer group are connected through needled carbon fibers. The invention further discloses the preparation method of the composite structure friction material. According to the prepared friction material, the inner layer group is of a straight continuous carbon fiber reinforced structure, the outer layer group is of a gradient change continuous corrugated carbon fiber reinforced structure, materials with the main bearing effect and materials with the main friction effect are of different structures, and the excellent comprehensive performance and friction performance of the friction material can be guaranteed at the same time.
本发明公开了一种复合结构摩擦材料及其制备方法。本发明之复合结构摩擦材料，包括至少一个内部层组和至少一个外部层组，近摩擦面的部分为外部层组，远摩擦面的部分为内部层组，内部层组为碳纤维平直形连续增强结构层组，外部层组为碳纤维波纹形连续增强摩擦层组；内部层组和外部层组之间通过针刺碳纤维相连接。本发明还包括所述复合结构摩擦材料的制备方法。本发明所制备的摩擦材料采用内部层组为平直连续碳纤维增强结构、外部层组为梯度变化的连续波纹形碳纤维增强的结构，主承载作用和主摩擦作用的材料采用不同的结构，可同时保证摩擦材料优良的综合性能和摩擦性能。
Composite structure friction material and preparation method thereof
The invention discloses a composite structure friction material and a preparation method thereof. The composite structure friction material comprises at least one internal layer group and at least oneexternal layer group, the part close to a friction surface is the external layer group, the part far away from the friction surface is the internal layer group, the internal layer group is a carbon fiber straight continuous reinforced structure layer group, and the external layer group is a carbon fiber corrugated continuous reinforced friction layer group; and the inner layer group and the outerlayer group are connected through needled carbon fibers. The invention further discloses the preparation method of the composite structure friction material. According to the prepared friction material, the inner layer group is of a straight continuous carbon fiber reinforced structure, the outer layer group is of a gradient change continuous corrugated carbon fiber reinforced structure, materials with the main bearing effect and materials with the main friction effect are of different structures, and the excellent comprehensive performance and friction performance of the friction material can be guaranteed at the same time.
本发明公开了一种复合结构摩擦材料及其制备方法。本发明之复合结构摩擦材料，包括至少一个内部层组和至少一个外部层组，近摩擦面的部分为外部层组，远摩擦面的部分为内部层组，内部层组为碳纤维平直形连续增强结构层组，外部层组为碳纤维波纹形连续增强摩擦层组；内部层组和外部层组之间通过针刺碳纤维相连接。本发明还包括所述复合结构摩擦材料的制备方法。本发明所制备的摩擦材料采用内部层组为平直连续碳纤维增强结构、外部层组为梯度变化的连续波纹形碳纤维增强的结构，主承载作用和主摩擦作用的材料采用不同的结构，可同时保证摩擦材料优良的综合性能和摩擦性能。
Composite structure friction material and preparation method thereof
一种复合结构摩擦材料及其制备方法
LONG XIANHAI (author) / ZHOU FENG (author) / WANG LI (author) / KUANG XIANGMING (author) / HE JIAQI (author) / WANG CHENGHUA (author) / YANG MIN (author)
2020-12-08
Patent
Electronic Resource
Chinese
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