| 摘要: |
| 针对GH4169高温合金、TC4钛合金两种难加工材料大深径比微小孔加工及加工效率低的难题，开展了微细电火花加工及超声-微细电火花复合加工技术应用研究。通过优化相应的加工参数，摸索出了大深径比微小孔高效率加工工艺条件，微小孔的加工效率高、质量优良。 |
| 关键词: 微细电火花加工 超声加工 GH4169镍基高温合金 TC4钛合金 |
| 基金项目: |
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| Research on High Efficiency Machining Technology of Micro Hole with High Depth-diameter Ratio for Difficult to Machine Materials |
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Liu Xiaoyong1, Wang Hai Zhen Hongwei Ge Dandan Wang Chunlong Li Jipeng Chen Jilun2
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1. First Military Representative Office of CPLA Rocket Army Equipment Department in Beijing Area, Beijing 100076;2. Capital Aerospace Machinery Co., Ltd., Beijing 100076
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| Abstract: |
| The paper gives a description of research on micro electric discharge machining (Micro-EDM) and ultrasonic micro-EDM compound technology in handling GH4169 superalloy and TC4 titanium alloy to fabricate micro hole with high depth-diameter ratio and improve production efficiency. The process window is determined by optimizing relevant parameters and high quality and efficiency are achieved as a consequence. |
| Key words: micro electric discharge machining (Micro-EDM) ultrasonic machining GH4169 superalloy TC4 titanium alloy |
