課件FDM成形原理中英美化

3D打印與創(chuàng)客3DPrintingandCreator主講人：易杰Speaker:JieYiFDM成型原理FDMmoldingprinciple課程導(dǎo)入Courseintroduction什么是FDMWhatisFDMFDM的成型原理是什么WhatisthemoldingprincipleofFDMFDM的定義DefinitionofFDM熔融沉積制造，又稱熔絲沉積ScottCrump博士擠出成細(xì)絲狀Extrudedintofilaments數(shù)控系統(tǒng)控制CNCsystemcontrol熱塑性材料加熱熔化Heatingandmeltingofthermoplasticmaterials噴嘴Nozzle絲狀材料冷卻粘結(jié)形成一層層薄層的截面Thefilamentousmaterialiscooledandbondedtoformthinlayersofsection切片軟件規(guī)劃好的連續(xù)薄層數(shù)據(jù)+路徑移動(dòng)進(jìn)行填充Continuousthinlayerdata+pathmovementplannedbytheslicingsoftwareforfilling層層疊加形成三維實(shí)體Layerbylayertoformathree-dimensionalsolidFDM的定義DefinitionofFDM成形材料：線材（采用塑料粉末加熱經(jīng)噴嘴擠出成形的）Moldingmaterial:wire(extrudedbyplasticpowderheatingthroughnozzle)要求：熔融溫度低、黏度低、黏性好和收縮率小等Requirements:lowmeltingtemperature,lowviscosity,goodviscosityandlowshrinkage,etc.FDM的定義DefinitionofFDM鑄造石蠟Castingparaffin尼龍NylonABS塑料ABSplasticPLA塑料PLAplastic低熔點(diǎn)金屬Lowmeltingpointmetals\陶瓷CeramicsFDM的技術(shù)FDMtechnology產(chǎn)品外觀的評(píng)估Evaluationofproductappearance方案的選擇Optionofplans用戶看樣訂貨Sampleseeingandorderbyusers裝配的檢查Inspectionofassembly功能的測(cè)試Testoffunctions塑料件開模前校驗(yàn)設(shè)計(jì)Verificationdesignofplasticpartsbeforemoldopening小批量產(chǎn)品的制造ManufacturingofsmallbatchproductsFDM的成型原理FDMmoldingprinciple計(jì)算機(jī)控制加熱噴頭做X-Y平面運(yùn)動(dòng)Computer-controlledheatingnozzletodoX-Yplanemovement絲狀材料送至熱熔噴頭，加熱熔化成半液態(tài)Thefilamentarymaterialissenttothehot-meltnozzleandheatedtomeltintoasemiliquidstate材料被擠壓出來(lái)，有選擇性的涂覆在工作臺(tái)上，快速冷卻成型Thematerialisextruded,selectivelycoatedontheworkingtable,andrapidlycooledtoform工作臺(tái)下降一定高度，繼續(xù)下一層成型ThetableisloweredbyacertainheightandthenextlayerisformedFDM課程小結(jié)Coursesummary知識(shí)目標(biāo)Knowledgeobjectives學(xué)習(xí)定義與成型原理Learndefinitionandmoldingprinciple走進(jìn)3D打印的世界，樹理想，立目標(biāo)，追逐科學(xué)技術(shù)發(fā)展Entertheworldof3Dprinting,setidealandgoal,pursuethedevelopmentofscienceandtechnology技能目標(biāo)Skillobjectives識(shí)別設(shè)備的能力Abilitytoidentifyequipment清楚成型原理Clearmoldingprinciple思政目標(biāo)Ideologicalandpoliticalobjectives思考題Thinkingquestion3D