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超细晶硬质合金加工机理及加工性能
伍俏平1,2,欧阳志勇2,阳慧2,宋琨2
1.难加工材料高效精密加工湖南省重点实验室,湘潭 411201;2.湖南科技大学机电工程学院,湘潭 411201
摘要:
围绕超细晶硬质合金精密磨削加工、在线电解修整磨削加工、电火花加工、超声复合加工、激光复合加工等加工方法,系统综述了超细晶硬质合金的加工机理和加工性能,并展望了超细晶硬质合金高效精密加工未来的研究重点。
关键词:  超细晶硬质合金  精密磨削  电火花加工  超声复合加工
DOI:10.12044/j.issn.1007-2330.2019.06.001
分类号:TG52
基金项目:国家自然科学基金项目 51575179 51205126;湖南省自然科学基金 2017JJ3073;湖南省教育厅重点项目 18A182国家自然科学基金项目(51575179,51205126);湖南省自然科学基金(2017JJ3073);湖南省教育厅重点项目(18A182)
Machining Mechanism and Machining Properties of Ultra-Fine Grained Cemented Carbide
WU Qiaoping1,2,OUYANG Zhiyong2,YANG Hui2,SONG Kun2
1.Hunan Provincial Key Laboratory of High Efficiency and Precision Machining of Difficult-to-Cut Materials, Xiangtan 411201;2.College of Mechanical and Electrical Engineering, Hunan University of Science and Technology, Xiangtan 411201
Abstract:
The main machining methods of ultra-fine grained cemented carbide, including traditional grinding, electrolytic in-process dressing grinding, electrical discharge machining, ultrasonic vibration assisted machining and laser heating assisted machining were introduced. And the machining mechanism and machining properties of ultra-fine grained cemented carbide were reviewed. The further researches of high efficiency and precision machining of ultra-fine cemented carbide were also prospected.
Key words:  Ultra-fine grained cemented carbide  Precision grinding  Electrical discharge machining  Ultrasonic ribration assisted machining