購買設(shè)計請充值后下載，，資源目錄下的文件所見即所得，都可以點開預(yù)覽，，資料完整，充值下載可得到資源目錄里的所有文件。。?！咀ⅰ浚篸wg后綴為CAD圖紙，doc,docx為WORD文檔，原稿無水印，可編輯。。。具體請見文件預(yù)覽，有不明白之處，可咨詢QQ:12401814
黑龍江工程學(xué)院本科生畢業(yè)設(shè)計
摘 要
隨著汽車工業(yè)的迅猛發(fā)展，車型的多樣化、個性化已經(jīng)成為汽車發(fā)展的趨勢。而變速器設(shè)計是汽車設(shè)計中重要的環(huán)節(jié)之一。它是用來改變發(fā)動機傳到驅(qū)動輪上的轉(zhuǎn)矩和轉(zhuǎn)速，因此它的性能影響到汽車的動力性和經(jīng)濟性指標(biāo)，對轎車而言，其設(shè)計意義更為明顯。在對汽車性能要求越來越高的今天，車輛的舒適性也是評價汽車的一個重要指標(biāo)，而變速器的設(shè)計如果不合理，將會使汽車的舒適性下降，使汽車的運行噪聲增大。本設(shè)計針對乘用車變速器進行系統(tǒng)深入的研究.
本設(shè)計結(jié)合機械變速器的設(shè)計方法，深入研究了變速器傳動比的計算，擋數(shù)的分配，齒輪參數(shù)的計算，軸及軸承的選擇等，從而使乘用車的舒適性和動力性有很大的提高。
關(guān)鍵字：傳動比；齒輪參數(shù)；軸；軸承
ABSTRACT
With the rapid development of automobile industry, the diversity of models, individual has become a developing trend. The transmission design is an important part of automotive design one. It is used to change the engines torque and reached the driving wheel speed, so its impact on vehicle dynamic performance and economy indicators, on cars, its more obvious sense of design. Performance in increasingly high demand on the car today, the vehicles comfort is an important index for evaluation of car, and transmission design, if unreasonable, will decrease the comfort of the automobile, so that the car is running the noise increases. The design for the passenger car transmission system in-depth study carried out
The design combined with mechanical transmission design, in-depth study of the transmission gear ratio calculation, the distribution of the number block, the calculation of gear parameters, choice of shaft and bearing, so passenger comfort and dynamic have greatly improved.
Key words: Transmission Ratio; Keeps Off The Number; Axis; Bearings
II