前横架零件的机械加工工艺规程及工艺装备设计机械CAD图纸.doc

充值下载即送 CAD 图纸, QQ 36396305 摘要对前横架零件进行了自主的零件工艺性分析和机械加工工艺规程设计,绘制了相应的零件图和毛坯图,填写相应的机械加工工艺过程卡和机械加工工序卡。在此基础上进一步设计了指定工序的专用机床夹具,并且绘制其装配图。通过该课程设计,进一步掌握机械制造技术的相应知识,将所学理论与生产实践相结合。同时对 Pro/E 软件进一步学习,使用。本次设计使学生得到解决问题和分析问题能力的初步培养,提出了自主的设计思想,完成所要求的设计任务。关键词:前横架;机械制造;专用夹具;工艺规程;实践充值下载即送 CAD 图纸, QQ 36396305 Abstract Advanc ing technology capability analysis and the machine-finishing technological process design oft hef irst transverse frame independently, and planning the corresponding detail drawing and the semifinished materials chart, and fill ing in the corresponding machine-finishing technological process card and the machine-finishing travel chart ,d esign ing the special jig of the working procedure , and p lanning itsa ssembl y drawing . Through this curriculum project, further grasping knowledge of the machine manufacture technology , and u nifying the theory and the production practice. Meanwhile further stud ying to the Pro/E software, and us ing it. This design preliminary raise s the student ’s ability of solv ing the problem and analyz ing question, propos ing the t hought of design independent ly, complet ing the task which the design requests. K ey word: First transverse frame; Machine manufacture; Unit clamp; Technological process; Practices 充值下载即送 CAD 图纸, QQ 36396305 目录 1 前横架工艺性分析及生产类型的确定....................................... 1 前横架工作表面.................................................................... 1 前横架的技术要求................................................................ 1 审查前横架工艺性................................................................ 1 确定前横架生产类型........................................................... 2 2 确定毛坯,绘制毛坯图................................................................... 2 选择毛坯.................................................................................. 2 确定毛坯的尺寸公差和机械加工余量........................... 2 公差等级..................................................................... 2 铸件质量...................