汽車起重機(jī)的舉升機(jī)構(gòu)設(shè)計(jì)【含5張cad圖紙+文檔全套資料】
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北華航天工業(yè)學(xué)院畢業(yè)論文
目錄
摘要·················································································································Ⅰ
ABSTRACT·····································································································Ⅱ
前言···················································································································1
1汽車起重機(jī)的類型與結(jié)構(gòu)···············································································2
1.1汽車起重機(jī)的分類·······················································································2
1.2汽車起重機(jī)的結(jié)構(gòu)及舉升機(jī)構(gòu)的特點(diǎn)·························································2
1.3汽車起重機(jī)液壓系統(tǒng)的構(gòu)成形式·································································3
1.4 汽車起重機(jī)的發(fā)展?fàn)顩r··············································································4
2汽車起重機(jī)舉升機(jī)構(gòu)設(shè)計(jì)···············································································6
2.1確定舉升機(jī)構(gòu)傳動(dòng)方案···············································································6
2.2舉升機(jī)構(gòu)的設(shè)計(jì)計(jì)算···················································································6
2.2.1鋼絲繩的選擇·····························································································6
2.2.2卷筒的設(shè)計(jì)計(jì)算·························································································7
2.2.3滑輪的選用·······························································································11
2.2.4吊鉤的選用·······························································································13
2.2.5液壓馬達(dá)的選擇·······················································································14
2.2.6液壓泵的選擇···························································································15
2.2.7減速器的選擇···························································································17
2.2.8制動(dòng)器的選擇···························································································18
2.2.9 聯(lián)軸器的選擇··························································································20
3液壓系統(tǒng)的設(shè)計(jì)····························································································20
3.1 液壓系統(tǒng)主要組成····················································································20
3.2 舉升機(jī)構(gòu)的液壓回路················································································21
3.3變幅機(jī)構(gòu)液壓回路·····················································································22
3.4 回轉(zhuǎn)機(jī)構(gòu)液壓回路····················································································23
3.5吊臂伸縮機(jī)構(gòu)液壓回路·············································································23
3.6支腿液壓回路····························································································24
4總結(jié)···············································································································26
致謝·················································································································27
參考文獻(xiàn)··········································································································28
Ⅲ
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編號(hào)：98083167
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上傳時(shí)間：2022-05-28
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含5張cad圖紙+文檔全套資料
汽車起重機(jī)
舉升機(jī)
設(shè)計(jì)
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文檔
全套
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