飲水機(jī)出水口把手的塑料注射模具設(shè)計論文[帶圖紙].doc

西安工業(yè)大學(xué)北方信息工程學(xué)院本科畢業(yè)設(shè)計(論文)題目：飲水機(jī)出水口手把的塑料注射模具設(shè)計系別：機(jī)電信息系專業(yè)：機(jī)械設(shè)計制造及其自動化班級：學(xué)生：學(xué)號：指導(dǎo)教師：2013年05月本科畢業(yè)設(shè)計(論文)題目：飲水機(jī)出水口手把的塑料注射模具設(shè)計系別：機(jī)電信息系專業(yè)：機(jī)械設(shè)計制造及其自動化班級：學(xué)生：學(xué)號：指導(dǎo)教師：2013年05月I飲水機(jī)出水口手把的塑料注射模具設(shè)計摘要本文基于CAD技術(shù)對飲水機(jī)出水口手把注塑模具進(jìn)行了設(shè)計。通過對塑件的結(jié)構(gòu)分析，確定了可行的總體設(shè)計方案。運(yùn)用Pro.E軟件對塑件進(jìn)行建模，使用并且對模具進(jìn)行了分析，優(yōu)化了澆口位置。根據(jù)塑件結(jié)構(gòu)，采用側(cè)澆口的雙分型面結(jié)構(gòu)，模具采用一模兩腔，且模具采用斜導(dǎo)柱抽芯機(jī)構(gòu)以及推件板推出機(jī)構(gòu)。同時，詳細(xì)地敘述了模具成型零件包括型芯、型腔的尺寸計算過程以及各重要機(jī)構(gòu)的設(shè)計過程。設(shè)計方案在保證塑件質(zhì)量與模具結(jié)構(gòu)合理的前提下盡量做到模具的結(jié)構(gòu)簡單、成本低、易加工、使用性好。最后則是模具的裝配環(huán)節(jié)，包括制定裝配步驟、明確注意事項等。通過本設(shè)計，可以對注塑模具有一個初步的認(rèn)識，注意到設(shè)計中的某些細(xì)節(jié)問題，了解模具結(jié)構(gòu)及工作原理；通過對AutoCAD的學(xué)習(xí)，可以建立較簡單零件的零件庫，從而有效的提高工作效率。關(guān)鍵詞:開關(guān)把手；注塑模；CAD；雙分型面IIWatercooleroutlethandleplasticinjectionmolddesignAbstractThisarticleisbasedonCADtechnologyforwaterdispenseroutlethandleinjectionmolddesign.Byanalyzingthestructureofplasticparts,thefeasibleoveralldesignschemeisdetermined..UsingtheProEsoftwareformodeling,plasticpartsandthedieareanalyzed,andoptimizethegatelocation.Accordingtoplasticpartsstructure,usethesidegatedoublepartingsurfacedesignofmouldwithonemoduleandtwocavities,andthemouldadoptstheinclinedguidepillarcore-pullingmechanismandpushplatetolaunch.Atthesametime,themoldingpartsaredescribedindetailincludingthesizeofthecoreandcavitycalculationprocessandthedesignprocessoftheimportantinstitutions.Designschemeinguaranteethequalityofplasticpartsandmouldstructureisreasonableunderthepremiseoftrytodothemouldstructureissimple,lowcost,easyprocessingandgoodusability.Keywords:Waterdispenserswitchhandle；Injectionmold；CAD；DoublepartingsurfaceIII目錄1緒論.............................................................................................................12產(chǎn)品工藝性分析.........................................................................................32.1產(chǎn)品材料分析.....................................................................................................32.2塑件結(jié)構(gòu)和尺寸精度分析.................................................................................52.2.1其塑件的產(chǎn)品結(jié)構(gòu)圖如下：...................................................................52.2.2產(chǎn)品形狀分析...........................................................................................63模具結(jié)構(gòu)設(shè)計.............................................................................................93.1總體方案擬訂.......................................................................................................93.1.1型腔數(shù)目的確定.......................................................................................103.1.2分型面的設(shè)計.........................................................................................103.2注射機(jī)的選擇.......................................................................................................113.3型腔數(shù)目的校核..................................................................................................123.4澆注系統(tǒng)設(shè)計......................................................................................................123.4.1主流道的設(shè)計...........................................................................................133.4.2分流道的設(shè)置.........................................................................................143.4.3澆口設(shè)計.................................................................................................143.4.4冷料穴設(shè)計.............................................................................................153.5成型零件的結(jié)構(gòu)設(shè)計..........................................................................................163.5.1定模板的結(jié)構(gòu)形式....................................................................................163.5.2動模板的結(jié)構(gòu)形式...................................................................................173.5.3型芯的結(jié)構(gòu)形式如下：...........................................................................173.6模具溫度調(diào)節(jié)系統(tǒng)...........................................................................................203.6.1溫度調(diào)節(jié)對塑件質(zhì)量的影響.................................................................203.6.2溫度調(diào)節(jié)對生產(chǎn)力的影響.....................................................................213.6.3模具加熱和冷卻系統(tǒng)的計算.................................................................213.7頂出系統(tǒng)的設(shè)計...............................................................................................243.7.1澆口凝料的頂出.....................................................................................243.7.2塑料件的頂出.........................................................................................253.8導(dǎo)向機(jī)構(gòu)的設(shè)計..................................................................................................263.8.1.導(dǎo)向機(jī)構(gòu)的功用........................................................................................263.8.2、導(dǎo)向機(jī)構(gòu)的設(shè)計.....................................................................................263.8.3承受一定的側(cè)向壓力.............................................................................27