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輕型貨車變速器課程設計(簡版非畢業設計)

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更新時間：2012-03-11
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輕型貨車變速器課程設計(簡版非畢業設計)目錄
汽車形式的確定
汽車的軸數·······························································1
2.汽車驅動形式·····························································1
3.汽車布置形式·····························································1
與變速器相關的汽車主要參數的確定
1.np 的確定·································································1
驅動輪滾動半徑的確定·····················································2
最大爬坡度的確定·························································2
傳動系最小傳動比
傳動系最大傳動比
機械式變速器的選擇
變速器種類的選擇·························································3
檔數的選擇·······························································4
變速器的換檔結構的選擇···················································4
變速器結構形式的確定·····················································4
5.倒擋布置方案·····························································5
6.各檔傳動比的計算·························································6
外形尺寸計算
變速器軸向尺寸···························································6
變速器徑向尺寸···························································6
齒輪參數設計和計算
1.變速器齒輪型式···························································7
2.模數的選擇·······························································7
3.壓力角···································································7
4.螺旋角····························································...

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