2012注塑模具设计毕业论文

密级：NANCHANGUNIVERSITY学士学位论文THESISOFBACHELOR（2008—2012年）题目电器支脚注塑模具设计学院：机电工程学院系机械系专业班级：机械设计制造及其自动化学生姓名：学号：指导教师：职称：教授起讫日期：2012年3月1日至5月19日南昌大学学士学位论文原创性申明本人郑重申明：所呈交的论文是本人在导师的指导下独立进行研究所取得的研究成果。除了文中特别加以标注引用的内容外，本论文不包含任何其他个人或集体已经发表或撰写的成果。对本文的研究作出重要贡献的个人和集体，均已在文中以明确方式表明。本人完全意识到本申明的法律后果由本人承担。作者签名：日期：学位论文版权使用授权书本学位论文作者完全了解学校有关保留、使用学位论文的规定，同意学校保留并向国家有关部门或机构送交论文的复印件和电子版，允许论文被查阅和借阅。本人授权南昌大学可以将本论文的全部或部分内容编入有关数据库进行检索，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。保密□，在年解密后适用本授权书。本学位论文属于不保密□。（请在以上相应方框内打“√”）作者签名：日期：导师签名：日期：摘要I电器支脚的模具设计专业：机械设计制造及其自动化学号：学生姓名：指导教师：摘要塑料件已在日常生活中得到广泛应用，塑件成型工艺要求也越来越完美，注塑模具应用更广泛。本次毕业设计以给定的电器支脚为对象，对该支脚注塑模具进行设计。首先测量塑件尺寸大小，再在UG进行逆向三维造型，导出零件的二维图纸。在UG中进行定分型面、调模架、开框、加顶针等操作，可更加清晰地表达注塑模具的工艺过程。在完成塑料成型工艺特性和塑件结构特点的分析，确定使用一模一腔、大水口分流道方式进浇的二板模。接着详细的设计了模具成型系统、浇注系统、冷却系统和脱件系统的每一个部件，设计内容包括：模仁、成型零件、浇口套、推杆、冷却水路尺寸和位置，最后确定注塑机的型号。关键词：注塑模具；塑件成型；塑料；模具设计；AbstractIIAbstractPlasticpartshavebeenindailylifeextensively,plasticmoldingprocessrequiresmoreperfect,moreextensiveinjectionmoldapplications.Thisgraduationtothegivenelectricfoottoobject,onconductingfootinjectionmoulddesign.Firstmeasureplasticpartsize,andtheninUGreversethree-dimensionalmodeling,exportpartsoftwo-dimensionaldrawings.InUGtoparting,shuttering,out-of-the-box,thimble,andsoon,maymoreclearlyinjectionmouldprocess.Uponcompletionoftheplasticmoldingprocesscharacteristicsandstructureoftheplasticparts,usingamoldcavity,alargeinletshuntwayintothesecondshot.Thenadetaileddesignamoldingsystems,feedsystem,coolingsystemandasystemofeachpart,designsinclude:dieyan,formedcomponents,Bush,putters,coolingwatersizeandposition,andfinallydeterminetheinjectionmoldingmachinemodels.Keyword:Injectionmold；Plasticmolding；plastic；molddesign目录III目录摘要·································································································IAbstract····························································································II第一章概述·················································································-1-1.1课题的引出·······································································-1-1.2塑料成形模具在加工工业中的地位…………………………………-1-1.3模具技术的现状及发展趋势…………………………………………-2-1.4设计的任务与要求……………………………………………………-5-1.5设计概要········································································--5-第二章塑件制品的工艺性分析··························································-7-2.1塑件材料特性····································································-7-2.2结构分析··········································································-7-2.3塑件材料的成型特性与工艺参数············································-7-2.4确定模具结构方案······························································-8-第三章成型设备的选择···································································-9-3.1注塑成型机的选择······························································-9-3.2模架的选择·······································································-9-3.3有关参数的校核·······························································-10-3.3.1最大注射量的校核····················································-10-3.3.2注射压力的校核·······················································-11-3.3.3锁模力的校核··························································-11-3.3.4模具部分安装尺寸的校核···········································-11-第四章浇注系统的设计·································································-13-4.1分型面的选择··································································-13-4.1.1型腔数目的确定·······················································-13-4.1.2分型面的选择··························································-13-4.2流道与浇口的确定····························································-13-4.3排气系统的设计·······························································-14-4.4流长比的校核··································································-15-第五章成型零部件的设计与计算·····················································-17-5.1凹模、凸模的结构设计······················································-17-5.1.1凹模的结构设计·······················································-17-5.1.2凸模的结构设计·······················································-17-5.1.3A板的结构设计··························································-17-5.1.4B板的结构设计··························································-18-5.2成型零部件的尺寸计算·························································-19-第六章脱模机构及合模导向机构的设计············································-20-6.1脱模机构的设计·······························································-20-目录IV6.2导向机构的设计·······························································-21-6.2.1A、B板导柱设计·························································-21-6.2.2推杆板导柱设计··························································-22-第七章温度调节系统的设计与计算··················································-23-7.1计算冷却管道直径····························································-23-7.2冷却回路的布置形式·························································-24-总结···························································································-25-参考文献··············································································