本论文根据实际的需要完成了5WB右曲轴箱箱体加工工艺及夹具的设计。该论文叙述了近年来气动行业在国民生产中所占的比例，以及它的发展现状和趋势。具体分析了产品的工艺性，确定采用零件材料的工艺参数和所采用的设备，确定了工艺路线的总体方案，分析并解决了5WB右曲轴箱箱体的总体结构和各工作部分的具体结构，并进行了一些必要的尺寸计算、加工余量的计算和强度的校核。完成了5WB右曲轴箱箱体的零件图、装配图的绘制，最后进行了主要零件加工工艺的设计，圆满完成了5WB右曲轴箱加工工艺规程所要求的各项工作。

通过设计，综合应用了大学期间的多数基础和专业知识，加深所学知识体系，掌握了运用各项绘图软件进行设计的方法和技巧。

关键词  箱体  工艺规程  夹具设计  夹具

Title    The 5WB Cankcase Box Body Processes Craft

and Tongs Design

Abstract

This thesis is physically according to needing to complete the design that the right 5 WBs crankcase box body processes a craft and tongs.That thesis described the spirit moves profession in the citizen's production in recent years have of comparison, and its development present condition and trend.Concretely analyzed the craft of product, the craft parameter of certain adoption spare parts material and the equipments adopted, made sure the total project of craft route, analyze and solved the total structure of the 5 WBs right crankcase box body and the concrete structure of each work part, and carried on the size calculation of some necessities and process the calculation of the amount of remaining and pit in the school of the strength.Completed the spare parts diagram of the 5 WBs right crankcase box body and assemble drawing of diagram, finally carried on the design that the main spare parts processes a craft, successfully completed lever to process various works that the  5 WBs right crankcase box body.

Pass a design, majority of foundations and professional knowledge synthesized to apply university for period, deepen the knowledge system learned, controled to make use of various methods and techniques that the painting softwares carry on a design.

Keywords  Lever  Craft regulations  Process design  Tongs