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1 玩具小車的設(shè)計 摘要 本設(shè)計課題研究的主題是將設(shè)計出一款擁有真實汽車一樣的變速小車。 變速小車主 要包括動力系統(tǒng),變速系統(tǒng),控制轉(zhuǎn)向系統(tǒng),以及制動系統(tǒng)。本課題選用了直流電動 機,和機械變速控制的變速箱,在操作上與真車無異。 關(guān)鍵詞 變速、轉(zhuǎn)向、制動 Abstract This design topic research's subject is designs one section to have the real automobile same speed change car. The speed change car mainly includes the dynamic system, the speed change system, the control steering system, as well as braking system. This topi