定 價:59 元
叢書名:高等工科院校CAD/CAM/CAE規(guī)劃教材
- 作者:鮑仲輔 曾德江
- 出版時間:2019/6/1
- ISBN:9787111625544
- 出 版 社:機械工業(yè)出版社
- 中圖法分類:TH122
- 頁碼:
- 紙張:膠版紙
- 版次:
- 開本:16開
本書重點介紹基于SolidWorks軟件進(jìn)行機構(gòu)數(shù)字仿真分析的思路和方法,主要包括基于Motion插件的運動學(xué)、動力學(xué)仿真分析以及基于Simulation插件的結(jié)構(gòu)有限元分析。
本書采用項目驅(qū)動方式,以項目為載體,融合數(shù)字仿真的相關(guān)理論和技術(shù)。每個項目都包含項目說明、預(yù)備知識、項目實施和項目總結(jié),讀者可通過實踐完成學(xué)習(xí)過程。全書的20個項目是圍繞機械設(shè)計行業(yè)的需要,對典型任務(wù)做適當(dāng)簡化編寫而成的,具有較好的應(yīng)用示范作用。
本書可作為應(yīng)用型本科及高職高專院校機械類專業(yè)的教材,也可作為企業(yè)技術(shù)人員的參考用書。
數(shù)字仿真技術(shù)是一種基于計算機構(gòu)建產(chǎn)品虛擬樣機,并實施仿真分析、性能測試及優(yōu)化設(shè)計等工作的現(xiàn)代開發(fā)技術(shù)。數(shù)字仿真能有效地幫助設(shè)計者在開發(fā)階段及時了解產(chǎn)品的各種性能,并及時改進(jìn),減少試驗次數(shù),顯著提高產(chǎn)品設(shè)計質(zhì)量,縮短開發(fā)周期。目前,機械行業(yè)相關(guān)企業(yè)已經(jīng)廣泛地應(yīng)用數(shù)字仿真技術(shù)來提升自身競爭力,其中以機構(gòu)運動學(xué)、動力學(xué)仿真技術(shù)以及有限元分析技術(shù)應(yīng)用得最為普遍。前者主要用于機械整體傳動機構(gòu)的方案和尺寸的設(shè)計驗證,后者主要用于結(jié)構(gòu)強度、剛度等指標(biāo)的校核以及結(jié)構(gòu)尺寸的優(yōu)化等。
本書采用項目驅(qū)動方式,重點介紹基于SolidWorks 的機械運動學(xué)、動力學(xué)仿真以及有限元分析技術(shù)。全書圍繞自動化機械設(shè)計崗位的典型工作任務(wù)和內(nèi)容,具體選擇20 個項目作為載體,將數(shù)字仿真分析的相關(guān)理論知識和操作方法一起融合在項目的實施過程中,突出技術(shù)的應(yīng)用價值。
本書主要面向工科類應(yīng)用型本科、高職高專院校的學(xué)生以及企業(yè)技術(shù)人員。首先,工科專業(yè)不少主干課程都建立在數(shù)理基礎(chǔ)上,具有較強的抽象性,學(xué)習(xí)難度較大,如“機械設(shè)計基礎(chǔ)”“工程力學(xué)”等。數(shù)字仿真技術(shù)借助其豐富的可視化手段,可以將抽象的事物轉(zhuǎn)化為直觀形象的形式,便于學(xué)生觀察和理解。其次,在學(xué)習(xí)專業(yè)課程時,由于實踐教學(xué)條件所限,缺乏開展設(shè)計實踐的機會,學(xué)生缺少直觀感受,也缺乏成就感;跀(shù)字仿真技術(shù)開展設(shè)計實訓(xùn),能讓學(xué)生大膽創(chuàng)新,將自己的想法變?yōu)榫唧w直觀的動態(tài)模型,不僅強化了實踐教學(xué),還能帶給學(xué)生成就感,從而激發(fā)學(xué)習(xí)興趣。
最后,在產(chǎn)業(yè)轉(zhuǎn)型升級下,企業(yè)也在廣泛地使用數(shù)字仿真技術(shù)提高設(shè)計工作效率和質(zhì)量,因此,掌握數(shù)字仿真技術(shù)對于更好地適應(yīng)工作崗位也是非常有必要的。
本書是廣東省第一批品牌專業(yè)建設(shè)成果。廣東機電職業(yè)技術(shù)學(xué)院機械設(shè)計與制造專業(yè)對接自動化機械制造業(yè),將數(shù)字技術(shù)貫穿專業(yè)課程體系,構(gòu)建了虛實結(jié)合的教學(xué)模式。本書基于六年的教學(xué)改革實踐,通過校企合作編寫而成。全書共有20 個項目,其中鮑仲輔編寫項目1~ 項目18,曾德江編寫項目19,林澤生編寫項目20,李明為本書提供了企業(yè)案例,陳梓龍負(fù)責(zé)書中案例的建模和數(shù)據(jù)處理工作。
本書以講解仿真技術(shù)為主,限于篇幅,建模技術(shù)不做過多講解,因此需要讀者熟練掌握SolidWorks 的建模操作,特別是自頂向下的建模方法。限于編者水平,書中難免有疏漏和不足之處,敬請讀者批評指正。
項目1 牛頭刨床驅(qū)動機構(gòu)建模與仿真 ···············001
一、項目說明 ···················001
二、預(yù)備知識 ·····················002
1. 運動學(xué)與動力學(xué)分析概述 ··············002
2. 運動學(xué)與動力學(xué)分析的基本概念 ············002
3. 運動學(xué)與動力學(xué)分析的主要流程 ············003
三、項目實施 ···················004
1. 繪制牛頭刨床驅(qū)動機構(gòu)運動簡圖 ············004
2. 依據(jù)機構(gòu)運動簡圖自頂向下建模 ············004
3. 依據(jù)運動副特點裝配模型 ························007
4. 對機構(gòu)進(jìn)行運動學(xué)仿真分析 ····················010
5. 對機構(gòu)進(jìn)行動力學(xué)仿真分析 ····················013
四、項目總結(jié)···············014
項目2 機械手夾持機構(gòu)建模與仿真················015
一、項目說明 ············015
二、預(yù)備知識 ·············015
1. 各種馬達(dá)運動規(guī)律的選用與設(shè)置 ····015
2. 接觸問題 ·············016
3. 各種分析結(jié)果查詢 ···························017
三、項目實施 ························017
1. 繪制機械手夾持器機構(gòu)運動簡圖 ····017
2. 利用自頂向下的方法建模 ···············017
3. 為機械手夾持器機構(gòu)模型添加裝配配
合關(guān)系························019
4. 機械手夾持機構(gòu)運動學(xué)仿真 ············020
5. 機械手夾持機構(gòu)動力學(xué)仿真 ············022
四、項目總結(jié) ·················024
項目3 復(fù)合輪系傳動機構(gòu)設(shè)計與仿真 ················025
一、項目說明 ·······················025
二、預(yù)備知識 ·····················025
1. 常用齒輪傳動類型 ···························025
2. 定軸輪系與周轉(zhuǎn)輪系 ·······················026
3. 行星輪系與差動輪系 ·······················026
三、項目實施 ····················026
1. 準(zhǔn)備輪系所需要的所有齒輪 ············026
2. 裝配外嚙合圓柱齒輪 ·······················029
3. 裝配內(nèi)嚙合圓柱齒輪 ·······················030
4. 裝配行星輪系 ····················033
5. 裝配錐齒輪 ··················037
6. 增加傳動軸和機架 ···························040
7. 復(fù)合輪系運動分析 ···························041
四、項目總結(jié) ···············································044
項目4 奧氏儀表機構(gòu)設(shè)計與仿真·················045
一、項目說明 ···············································045
二、預(yù)備知識 ···············································045
1. 約束映射 ···········································045
2. 機械配合的使用 ·······························046
3. 彈簧與阻尼 ·······································046
4. 運動學(xué)系統(tǒng)與動力學(xué)系統(tǒng) ···············047
三、項目實施 ···············································047
1. 繪制奧氏儀表機構(gòu)運動簡圖 ············047
2. 依據(jù)機構(gòu)運動簡圖自頂向下建模 ····047
3. 依據(jù)運動副特點裝配模型 ···············050
4. 對機構(gòu)進(jìn)行運動學(xué)仿真分析 ············055
5. 對機構(gòu)進(jìn)行動力學(xué)仿真分析 ············057
四、項目總結(jié) ···············································060
項目5 凸輪送料機構(gòu)設(shè)計與仿真·························061
一、項目說明 ···············································061
二、預(yù)備知識 ···············································062
1. 利用函數(shù)編制程序定義復(fù)雜規(guī)律的運
動或力 ·······················062
2. 利用軌跡跟蹤設(shè)計凸輪輪廓 ············064
三、項目實施································064
1. 繪制凸輪送料機構(gòu)運動簡圖 ············064
2. 創(chuàng)建凸輪送料機構(gòu)主要構(gòu)件模型 ····064
3. 裝配凸輪送料機構(gòu)模型 ···················067
4. 通過運動仿真分析求出凸輪輪廓
曲線 ·················································071
5. 創(chuàng)建凸輪模型并進(jìn)行運動學(xué)分析 ····073
四、項目總結(jié) ····················074
項目6 槽輪機構(gòu)設(shè)計與仿真·························075
一、項目說明 ···························075
二、預(yù)備知識 ·····························075
1. 常見的槽輪機構(gòu) ·······························075
2. 槽輪機構(gòu)等效分析方法 ···················076
三、項目實施·······························076
1. 槽輪機構(gòu)建模 ···································076
2. 裝配槽輪機構(gòu) ···································078
3. 槽輪機構(gòu)運動學(xué)仿真 ·······················079
4. 槽輪機構(gòu)動力學(xué)仿真 ·······················080
5. 基于動力學(xué)分析結(jié)果進(jìn)行結(jié)構(gòu)
分析 ·····················081
四、項目總結(jié)······················083
項目7 曲柄壓力機力平衡分析與冗余處理 ················084
一、項目說明 ····························084
二、預(yù)備知識 ·············································085
1. 曲柄壓力機靜力平衡計算 ···············085
2. 冗余配合 ···········································086
三、項目實施 ···············································087
1. 繪制曲柄壓力機機構(gòu)簡圖 ···············087
2. 曲柄壓力機三維建模 ·······················087
3. 裝配曲柄壓力機 ·······························090
4. 曲柄壓力機動力學(xué)分析 ···················091
四、項目總結(jié) ······························094
項目8 雙搖桿自動供料設(shè)備執(zhí)行機構(gòu)設(shè)計 ··············095
一、項目說明 ···············································095
二、預(yù)備知識 ···············································096
三、項目實施 ···············································096
1. 創(chuàng)建機架和工件模型 ·······················096
2. 根據(jù)工件大小建立接盤模型 ············097
3. 利用圖解法設(shè)計連桿 ·······················097
4. 建立整套裝配模型 ···························098
5. 裝配各個構(gòu)件 ···································100
6. 執(zhí)行運動仿真 ···································102
四、項目總結(jié) ···············································104
項目9 雙搖桿自動供料設(shè)備驅(qū)動機構(gòu)設(shè)計 ················105
一、項目說明 ·····················105
二、預(yù)備知識 ···················105
X
SolidWorks 數(shù)字仿真項目教程
1. 基于事件的運動仿真 ·······················105
2. 事件的定義 ·······································106
三、項目實施··························107
1. 利用圖解法計算驅(qū)動機構(gòu)的尺寸 ····107
2. 驅(qū)動機構(gòu)構(gòu)件建模 ···························107
3. 驅(qū)動機構(gòu)裝配 ····················