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功能用途
行走齒(chi)輪(lun)(lun)箱主(zhu)要用(yong)于(yu)驅動(dong)履帶驅動(dong)輪(lun)(lun),從而帶動(dong)履帶實(shi)(shi)現工程(cheng)機械主(zhu)機前(qian)進、后退、轉(zhuan)向(xiang)等(deng)功能(neng)的(de)實(shi)(shi)現;卷(juan)揚齒(chi)輪(lun)(lun)箱主(zhu)要用(yong)于(yu)驅動(dong)卷(juan)筒,通(tong)過收放(fang)鋼絲繩實(shi)(shi)現貨物的(de)起吊(diao)、起吊(diao)臂的(de)變幅(fu)等(deng)功能(neng)的(de)實(shi)(shi)現;回(hui)轉(zhuan)齒(chi)輪(lun)(lun)箱齒(chi)輪(lun)(lun)箱主(zhu)要用(yong)于(yu)驅動(dong)回(hui)轉(zhuan)立軸,與回(hui)轉(zhuan)支承相嚙合實(shi)(shi)現車體左右旋轉(zhuan)功能(neng)。