【正文】 緒論 2 國內(nèi)外3D打印機的研究現(xiàn)狀 2 國外3D打印機的研究現(xiàn)狀 2 國內(nèi)3D打印機的研究現(xiàn)狀 3 3D打印機的發(fā)展趨勢 3 3D打印產(chǎn)業(yè)的未來發(fā)展前景 3 3D打印技術(shù)未來發(fā)展的主要趨勢 4 3D打印機的工作原理及特點 4 發(fā)展創(chuàng)新與突破 62 總體方案及結(jié)構(gòu)設(shè)計 7 引言 7 總體框架的設(shè)計 8 溫度控制回路的設(shè)計 8 XYZ三方向控制電機的設(shè)計 9 噴頭移動及噴出量調(diào)節(jié)的設(shè)計 93 機械結(jié)構(gòu) 10 傳動方式的選擇 10 轉(zhuǎn)動慣量的計算 11 噴頭的選擇 124 電機的選擇 13 伺服電機和步進電機的對比 13 直流交流伺服電機對比 15 負載轉(zhuǎn)矩的計算 15 打印速度的初步估計 165 傳感器 16 溫度傳感器對比 16 機械位置傳感器 18 壓力傳感器 196 3D打印機的優(yōu)點及面臨問題 21 3D打印機的優(yōu)點 21 3D打印技術(shù)面臨的問題 21參考文獻 22致謝 23 ContentsSummary ...........................................................ⅠAbstract ................................................. ........Ⅱ1 Introduction .....................................................2 Research Status 3D printer at home and abroad..................2 Research Status of Foreign 3D printer........................2 Research Status of domestic 3D printers.......................3 Trends of 3D printer...........................................3 Future prospects of 3D printing industry...................3 3D printing technology for future development..............4 3D printer works and features..................................4 The development of innovative and breakthrough.................6 Chapter Summary................................................72 Overall program and structural design.............................7 Introduction...................................................7 The overall design of the framework............................8 Temperature control loop design................................8 XYZ three directional control motor design.....................9 Mobile and spray nozzle design volume adjustment...............93 Mechanical structure.............................................10 Select Transmission..........................................10 Calculation of moment of inertia..............................11 Select nozzle.................................................124 Select motor....................................................13 Comparison of servo motors and stepper motors.................13 Comparison of DC servo motor .................................15 The calculated of load torque.................................15 Preliminary estimates Print Speed............................165 Sensor...........................................................16 Comparison Temperature Sensor.................................16 Mechanical position sensor ....................................18 sensor ...............................................19 6 Advantages of 3D printers and the problems faced.................. 21 Advantages 3D printer .......................................21 3D printing technology issues facing the .....................21References ........................................................22Acknowledgements ..................................................233D打印機畢業(yè)設(shè)計作者：姜云飛 指導教師：宋洪軍【摘要】3D打印是最近兩年開始流行的一種快速成形技術(shù), 它以數(shù)字模型文件為基礎(chǔ), 通 過逐層打印的方式來構(gòu)造物體. 我們?nèi)粘Ｉ钪械拇蛴C能打印一些平面紙張材料, 、發(fā)展態(tài)勢作了綜合介紹，綜述3D打印技術(shù)的基本概念、發(fā)展簡史、打印過程原理、應用領(lǐng)域、3D打印技術(shù)的工作原理流程及特點的基礎(chǔ)上，分析了3D打印技術(shù)的創(chuàng)新點和存在的問題，展望了3D打印技術(shù)的未來發(fā)展趨勢.關(guān)鍵詞:3D打印機。快速成型。社會制造I3D printer GraduationAuthor: Jiang Yunfei Instructor: Song Hongjun【Abstract】：3D printing is one of the last two years became popular rapid prototyping technology, which is based digital model files, through over the printed layer by layer approach to construct objects. Our daily lives printer can print some flat sheet material, and 3D printer to print out the threedimensional plastic goods products. Article on 3D printing technology system status and domestic industrial developm