毕业课程设计论文《w18cr4v高速铣刀性能与热处理工艺分析》学生姓名朱慧敏学生学号专业班级指导教师《w18cr4v高速铣刀性能与热处理工艺分析》摘要：金属材料的热处理工艺设计及实验操作是一种重要的教学环节，通过金属材料热处理工艺的金相组织分析、性能检测等实验，可以培养学生掌握热处理实验方法、原理及相关设备，应用热处理的基本原理和一般规律对实验结果进行分析讨论，有助于学生解决问题、分析问题的能力。本课程设计是在《材料科学基础》、《金属热处理工艺学》、《失效分析》、《金属力学性能》等课程学习的基础上开设的，是理论与实践相结合的重要教学环节。通过该课程设计，可使学生在综合运用所学专业基础理论和专业知识能力方面得到训练，学会独立分析问题和解决问题的方法，提高工程意识和工程设计能力。热处理工艺是整个金属材料工程的一个重要环节，它与工件设计及其它加工工艺之间存在密切关系。如何实现工件设计时提出的几何形状和加工精度，满足设计时所要求的多种性能指标，热处理工艺制定的合理与否，有着至关重要的作用。现代工业的飞速发展对机械零部件、工模具等提出的要求愈来愈高。热处理不仅对锻造机械加工的顺利进行和保证加工效果起着重要作用，而且在改善或消除加工后缺陷，提高工件的使用寿命等方面起着重要作用。为获得理想的组织与性能，保证零件在生产过程中的质量稳定性和使用寿命，就必须从工件的特点、要求和技术条件，认真分析产品在使用过程中的受力状况和可能失效形式，正确选择材料：再根据生产规模、现场条件、热处理设备提出几种可行的热处理方案，最后根据其经济性、方便性、质量稳定性和便于管理、降低成本等因素，确定出一种最佳方案。关键词：铣刀：热处理工艺：金属材料Analysis of Performance and Heat Treatment Technologyof W18cr4v High Speed Milling CutterAbstract:Heat treatment process design and experimental operation of metalmaterials are an important teaching link.Through the experiments of metallographicstructure analysis and performance testing of heat treatment process of metalmaterials,students can be trained to master the experimental methods,principles andrelated equipment of heat treatment.The basic principles and general rules of heattreatment are applied to analyze and discuss the experimental results,which will helpstudents solve the problem.Ability to solve and analyze problems.This course isdesigned on the basis of the study of the course Fundamentals of Material Science,Metal Heat Treatment Technology,Failure Analysis and Metal Mechanical Properties.It is an important teaching link that combines theory with practice.Through thecourse design,students can be trained in the comprehensive application of the basictheory and professional knowledge,learn to analyze and solve problemsindependently,and improve engineering awareness and engineering design ability.Akind ofHeat treatment process is an important part of the whole metal material engineering.Itis closely related to workpiece design and other processing processes.How to achievethe geometric shape and processing accuracy of workpiece design,meet therequirements of the design of a variety of performance indicators,whether the heattreatment process is reasonable or not,has a vital role.A kind ofWith the rapid development of modern industry,the requirements for mechanical parts,tools and moulds are getting higher and higher.Heat treatment not only plays animportant role in the smooth processing of forging machinery and ensuring theprocessing effect,but also plays an important role in improving or eliminating thedefects after processing and improving the service life of the workpiece.In order toobtain the ideal structure and performance and ensure the quality stability and servicelife of the parts in the production process,it is necessary to carefully analyze the stressand possible failure forms of the products in the use process from the characteristics,requirements and technical conditions of the parts,and correctly select the materials.Then,according to the production scale,site conditions and heat treatment equipment,several feasible heat treatment schemes are put forward.Then,according to itseconomy,convenience,quality stability,easy management,cost reduction and otherfactors,a best scheme is determined.Key words:milling cutter;heat treatment process;metal material目录、综述5二、热处理车间任务，（1)工作条件分析.…6(2)零件的形状与尺寸2.21.铣刀认知.…2.22.铣刀分类2.23.铣刀规格…8