精品文档---下载后可任意编辑CFRP 钛合金螺旋铣孔专用刀具优化与试验讨论的开题报告摘要：CFRP 和钛合金材料广泛应用于航空航天、汽车和能源等领域。螺旋铣孔是对这两种材料进行切削加工的常见工艺，但是这种加工过程会产生大量的振动和切削力，影响刀具寿命和加工质量。本文旨在优化 CFRP和钛合金螺旋铣孔专用刀具，提高切削效率和刀具寿命，并进行实验验证。本文首先介绍了 CFRP 和钛合金材料的特点、应用及其切削加工的现状和存在的问题。然后分析了 CFRP 和钛合金螺旋铣孔加工中的刀具性能指标。根据刀具的材料和结构因素，设计了一种刀具，采纳有限元分析软件进行了刀具动力学模拟。优化了刀具结构，提高了切削效率和刀具寿命。最后对刀具进行了实验验证，并与现有常规刀具进行比较分析。本讨论可以为 CFRP 和钛合金螺旋铣孔的切削加工提供基础理论和实践指导，为加快这两种材料在航空航天、汽车和能源等领域的应用提供技术支持。关键词：CFRP；钛合金；螺旋铣孔；刀具优化；有限元分析；切削效率；寿命试验。Abstract：CFRP and titanium alloy materials are widely used in aerospace, automotive, and energy fields. Spiral milling is a common method for cutting these two materials, but this process can produce a large amount of vibration and cutting force, affecting the tool life and processing quality. The purpose of this study is to optimize the special tools for spiral milling of CFRP and titanium alloy, improve cutting efficiency and tool life, and conduct experimental verification.This paper first introduces the characteristics, applications, and cutting processing status and problems of CFRP and titanium alloy materials. Then, the tool performance indicators in CFRP and titanium alloy spiral milling are analyzed. Based on the material and structural factors of the tool, a tool is 精品文档---下载后可任意编辑designed, and the tool's dynamic simulation is performed using finite element analysis software. The tool structure is optimized, and the cutting efficiency and tool life are improved. Finally, the tool is experimentally verified and compared with conventional tools.This research can provide basic theoretical and practical guidance for cutting processing of CFRP and titanium alloy spiral milling and provide technical support for accelerating the application of these two materials in the aerospace, automotive, and energy fields.Keywords:CFRP; titanium alloy; spiral milling; tool optimization; finite element analysis; cutting efficiency; life test.
