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Preparation method of graphite-carbon-carbon composite hot-pressing mold and hot-pressing mold structure
The invention discloses a preparation method of a graphite-carbon-carbon composite hot-pressing mold and a hot-pressing mold structure, and belongs to the technical field of hot-pressing mold preparation, the preparation method comprises the following steps: S1, putting graphite powder and a binder into a mixer according to a mass ratio of 10: 3, mixing, pressing by a cold isostatic press, performing vacuum sintering, and turning to obtain a graphite core rod, the method comprises the steps of S1, preparing a graphite core rod, S2, weaving carbon fibers on the outer side of the graphite core rod through carbon fibers to obtain a composite graphite rod, S3, performing carbon deposition on the inner side and the outer side of the woven carbon fibers, S4, drying the carbon fibers subjected to carbon deposition to obtain a carbon-carbon outer mold, and S5, machining the graphite core rod to obtain graphite inner molds with different hole patterns, according to the graphite-carbon-carbon composite hot-pressing mold and the preparation method thereof, graphite and a carbon-carbon composite material are combined, the advantages of the graphite and the carbon-carbon composite material can be combined at the same time, the composite mold which is good in lubricity, easy to machine and resistant to pressure is obtained, and the service life of the mold is prolonged.
本发明公开了一种石墨‑碳碳复合热压模具的制备方法及热压模具结构，属于热压模具制备技术领域，所述制备方法包括：S1、将石墨粉和粘结剂按质量比10:3放入混料机中进行混合，再通过冷等静压机压制、真空烧结、车削，得到石墨芯棒，S2、用碳纤维对石墨芯棒的外侧编织碳纤维，得到复合石墨棒，S3、在编织的碳纤维内外两侧进行碳沉积，S4、对经过碳沉积的碳纤维进行烘干，得到碳碳外模具，S5、将石墨芯棒进行机加工，得到孔型不同的石墨内模具，再将得到的石墨外模具套在所述石墨内模具外侧，得到石墨‑碳碳复合热压模具，本发明将石墨与碳碳复合材料结合，可同时结合两者的优点，获得润滑性好、易加工、抗压力的复合模具，延长模具的使用寿命。
Preparation method of graphite-carbon-carbon composite hot-pressing mold and hot-pressing mold structure
The invention discloses a preparation method of a graphite-carbon-carbon composite hot-pressing mold and a hot-pressing mold structure, and belongs to the technical field of hot-pressing mold preparation, the preparation method comprises the following steps: S1, putting graphite powder and a binder into a mixer according to a mass ratio of 10: 3, mixing, pressing by a cold isostatic press, performing vacuum sintering, and turning to obtain a graphite core rod, the method comprises the steps of S1, preparing a graphite core rod, S2, weaving carbon fibers on the outer side of the graphite core rod through carbon fibers to obtain a composite graphite rod, S3, performing carbon deposition on the inner side and the outer side of the woven carbon fibers, S4, drying the carbon fibers subjected to carbon deposition to obtain a carbon-carbon outer mold, and S5, machining the graphite core rod to obtain graphite inner molds with different hole patterns, according to the graphite-carbon-carbon composite hot-pressing mold and the preparation method thereof, graphite and a carbon-carbon composite material are combined, the advantages of the graphite and the carbon-carbon composite material can be combined at the same time, the composite mold which is good in lubricity, easy to machine and resistant to pressure is obtained, and the service life of the mold is prolonged.
本发明公开了一种石墨‑碳碳复合热压模具的制备方法及热压模具结构，属于热压模具制备技术领域，所述制备方法包括：S1、将石墨粉和粘结剂按质量比10:3放入混料机中进行混合，再通过冷等静压机压制、真空烧结、车削，得到石墨芯棒，S2、用碳纤维对石墨芯棒的外侧编织碳纤维，得到复合石墨棒，S3、在编织的碳纤维内外两侧进行碳沉积，S4、对经过碳沉积的碳纤维进行烘干，得到碳碳外模具，S5、将石墨芯棒进行机加工，得到孔型不同的石墨内模具，再将得到的石墨外模具套在所述石墨内模具外侧，得到石墨‑碳碳复合热压模具，本发明将石墨与碳碳复合材料结合，可同时结合两者的优点，获得润滑性好、易加工、抗压力的复合模具，延长模具的使用寿命。
Preparation method of graphite-carbon-carbon composite hot-pressing mold and hot-pressing mold structure
一种石墨-碳碳复合热压模具的制备方法及热压模具结构
WANG FEI (author) / BU GUOLIANG (author) / ZHOU NING (author) / YAO PEIJIAN (author) / DANG CHENXUAN (author) / WEN SHAOJIE (author) / YU WEI (author)
2024-02-23
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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