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1、摘 要 冲击式破碎机是广泛运用于特硬、中硬及磨蚀性物料的粗碎与细碎作业的高效破碎机械设备。在设计初，先查阅资料，了解了冲击式破碎机在国内外的现状。然后按照破碎机的一般设计步骤进行了以下设计：破碎机总体方案确定及主轴等主要零件结构参数的计算和选择；破碎机工作参数的计算；破碎机结构设计；破碎机的受力分析和主要零部件的强度校核。最后完成破碎机装配图，主要部件及零件图，设计说明书一份。关键词：冲击式破碎机；传送带；叶轮；轴全套图纸，加153893706AbstractThe impact crusher is widely used in special hard, hard and abrasive
2、 materials, rough broken and mechanical crushing operations efficiency impact crusher. Through this graduation project, to study on the consolidation of book knowledge. Early in the design, to inspect the information about the impact crusher at home and abroad. Then follow the impact crusher of the
3、general design steps of the following design: the overall plan of impact crusher and calculation and choice of the main shaft and the other major parts to determine structural parameters; the calculation of impact crusher working parameters; impact crusher structural design; check of the stress anal
4、ysis and strength of major components. Finally complete a assembly drawings of impact crusher, parts diagram , the design of a paper.Key words: impact crusher; conveyor belt; impeller; shaft 目 录摘 要 ABSTRACT 第1章 绪论1 1.1 选题背景1 1.2 国内外发展现状2 1.3 历史发展过程与未来发展方向3第2章 破碎机的总体方案设计5 2.1 冲击式破碎机的总体方案设计52.2 冲击式破碎机
5、的结构72.3 冲击式破碎机的工作原理9 2.4 冲击式破碎机的特点10 2.5 冲击式破碎机的主要部件11 2.5.1叶轮12 2.5.2反击板13第3章 破碎机的结构设计与计算15 3.1 破碎机主要工作参数的确定15 3.1.1冲击速度的确定15 3.1.2冲击时间的确定15 3.1.3电机功率的确定16 3.1.4叶轮结构参数的确定16 3.2 破碎机主要零件设计及其参数的选定18 3.2.1多楔带设计18 3.2.2主轴设计20 3.2.3轴承设计22 3.2.4键的选择与校核24 3.2.5反击板设计24 3.2.6螺栓强度校核25 3.3 机架设计26 3.3.1机架的类型、材料
6、及制造方法选择26 3.3.2机架结构的设计27第4章 破碎机的安装和维护30 4.1 冲击式破碎机的安装、调整与试运转说明30 4.1.1设备的安装30 4.1.2设备的调整30 4.1.3机器的试转31 4.2 冲击式破碎机的使用与维护要求31结 论34致 谢35参考文献36 CONTENTSAbstract Chapter 1 Introduction1 1.1 Research background1 1.2 Development Status2 1.3 The historical development and future development direction 3Chap
7、ter 2 Crushing machine overall plan design52.1 Impact crusher design argument52.2 Impact crushers structure72.3 Impact crusher working principle9 2.4 Impact crusher features10 2.5 Main components of the impact crusher Profile11 2.5.1 Impeller12 2.5.2 The counterattack plate13Chapter 3 Crusher struct
8、ure design and calculation15 3.1 Impact crusher main working parameters of the selected counter board 15 3.1.1 Impact velocity15 3.1.2 To determine the impact of time15 3.1.3 Motor Power16 3.1.4 Impeller structural parameters16 3.2 Parts and its parameter selection18 3.2.1 Multi wedge belt design18
9、3.2.2 Spindle design20 3.2.3 Bearing design22 3.2.4 The key choice and verification24 3.2.5 The counterattack plate24 3.2.6 Bolt strength checking25 3.3 Frame design26 3.3.1 Frame type, material and manufacturing method choose26 3.3.2 Frame structure design27Chapter 4 Crushing machine installation and maintenance30 4.1 Impact crusher installation, adjustment and operation30 4.1.1 Equipment installation30 4.1.2 Adjustment of the equipment30 4.1.3 Machine test switch31 4.2 Impact type crushing machine use and maintenance31Conclusion34Thanks35References
