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毕业设计(论文)安全帽注射模设计Safetyhelmetinjectionmolddesign图书分类号:密级:毕业设计(论文)学位论文原创性声明本人郑重声明:所呈交的学位论文,是本人在导师的指导下,独立进行研究工作所取得的成果。除文中已经注明引用或参考的内容外,本论文不含任何其他个人或集体已经发表或撰写过的作品或成果。对本文的研究做出重要贡献的个人和集体,均已在文中以明确方式标注。本人完全意识到本声明的法律结果由本人承担。论文作者签名:日期:年月日学位论文版权协议书本人完全了解关于收集、保存、使用学位论文的规定,即:本校学生在学习期间所完成的学位论文的知识产权归所拥有。有权保留并向国家有关部门或机构送交学位论文的纸本复印件和电子文档拷贝,允许论文被查阅和借阅。可以公布学位论文的全部或部分内容,可以将本学位论文的全部或部分内容提交至各类数据库进行发布和检索,可以采用影印、缩印或扫描等复制手段保存和汇编本学位论文。论文作者签名:导师签名:日期:年月日日期:年月日毕业设计(论文)摘要本文主要介绍了安全帽注塑模设计。设计的内容包括产品材料选择及材料性能分析、注射机选用、成型零件、浇注系统、冷却系统和抽芯机构的设计等部分,除此之外,还包含模具型腔的CAD/CAM设计,并使用特定软件将其加工部份直接生成NC文件。本文强调使用先进计算机辅助设计制造技术,使用Pro/E、CAXA等国内外著名设计软件进行辅助设计。又确保了产品的质量,还大大地提升了制造的生产率,缩短了产品生产更新的周期。关键词:安全帽;注塑模;CAD/CAM毕业设计(论文)AbstractThistextmainlynarratesthedesignofinjectionmouldforasafetyhelmet,includingtheselectionofproductmaterialanditspropertyanalysis,theselectionofinjectionmachine,thedesignoffeedsystem,shapingpart,coolingsystemandcorepulling,etc.Besidesthis,italsocoverstheCAD/CAMforthemoldcavity,andgeneratingG-CodeinstructionsforCNCmachinebytheadvancedsoftware.Inthistext,theauthoremphasizestheuseofmoderncomputerassisteddesignandmanufacturingtechnology,andapplysomefamoussoftware,suchasPro/E,CAXA,todesign.Throughthis,itnotonlyguaranteestheperformance,butalsoraisesworkingefficiencygreatlyandshortenstheproductioncycle.KeywordssafetyhelmetinjectionmouldCAD/CAM毕业设计(论文)1目录摘要..................................................................................................................................................IAbstract..........................................................................................................................................II目录...................................................................................................................................11绪论...........................................................................................................................................12制造零件材料的选择及其材料性能的分析...........................................................................22.1塑料产品的设计依据及选材依据.......................................................错误!未定义书签。2.2产品体积估算.......................................................................................错误!未定义书签。2.3产品质量计算........................................................................................错误!未定义书签。3注塑机的选用.............................................................................................................................23.1注射机类型的选择...............................................................................错误!未定义书签。3.1.1从生产率考虑................................................................................错误!未定义书签。3.1.2从产品材料的成型条件................................................................错误!未定义书签。3.1.3通过产品的体积算出注射机的最大注射量................................错误!未定义书签。3.2注射机有关工艺参数的校核................................................................错误!未定义书签。3.2.1注射压力的校核.............................................................................错误!未定义书签。3.2.2锁模力的校核................................................................................错误!未定义书签。3.2.3模具闭合厚度的校核....................................................................错误!未定义书签。3.2.4开模行程校核:............................................................................错误!未定义书签。4成型零件的设计..........................................................................................................................34.1型腔数的确定......................................................................................................................34.2成型零件的结构设计..........................................................................................................34.2.1凹模结构设计...............................................................................................................34.2.2凸模结构设计...............................................................................................................44.3分型面的确定.....................................................................................................................44.3.1保证产品的表面的要求:...........................................................................................44.3.2考虑锁模力:...............................................................................................................44.3.3考虑到模板之间的距离:...........................................................................................44.3.4有利于排溢:...............................................................................................................44.4成型零件工作尺寸计算......................................................................................................54.4.1型腔内径尺寸的计算...................................................................................................54.4.2型腔深度计算...............................................................................................................64.4.3型芯径向大小计算.......................................................................................................64.4.4型芯高度计算........................................................
本文标题:安全帽注射模设计
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