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Author:

张孝辉 (张孝辉.) | 张龙月 (张龙月.) | 张加波 (张加波.) | 关佳亮 (关佳亮.) | 赵丹妮 (赵丹妮.)

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incoPat zhihuiya

Abstract:

本发明公开了一种铝基金刚石复合材料ELID磨削用砂轮及其制备方法,该砂轮的磨料为金刚石或立方氮化硼粉末,砂轮金属结合剂成分为:45%~50%的铁粉,40%~45%的铜粉,5~15%的钴、镍、钛、锡、银等添加剂,采用热压真空烧结。工艺包括以下步骤:将金刚石或立方氮化硼按100%~180%浓度配料后与铁粉、铜粉及金属添加剂放在一起混合搅拌均匀,然后进行热压成型压制,压制压力为18MPa。压制完成后,放入真空烧结炉烧结6~7小时。烧结完成后,冷却至25~35℃后脱模并修型修整,得到本发明的砂轮。本发明解决了铝基金刚石复合材料在磨削加工过程中砂轮磨损和堵塞严重、加工效率低、加工表面缺陷较多,难以实现精密加工等加工难题。

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Patent Info :

Type: 发明授权

Patent No.: CN201910415940.X

Filing Date: 2019-05-19

Publication Date: 2021-01-29

Pub. No.: CN110355699B

Applicants: 北京工业大学;;北京卫星制造厂有限公司

Legal Status: 未缴年费 ; 复审

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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