開式齒輪傳動
開式齒輪傳動的運行機構,高速級封閉在相殼裏麵,用油浴潤滑;低(di)速(su)級(ji)的(de)采(cai)用(yong)開(kai)式(shi)齒(chi)輪(lun)。開(kai)式(shi)齒(chi)輪(lun)做(zuo)成(cheng)齒(chi)圈(quan)式(shi),並(bing)與(yu)車(che)輪(lun)一(yi)起(qi)繞(rao)固(gu)定(ding)的(de)車(che)輪(lun)心(xin)軸(zhou)旋(xuan)轉(zhuan)。這(zhe)種(zhong)傳(chuan)動(dong)型(xing)式(shi),能(neng)滿(man)足(zu)繁(fan)重(zhong)工(gong)作(zuo)條(tiao)件(jian)的(de)要(yao)求(qiu),具(ju)有(you)足(zu)夠(gou)的(de)可(ke)靠(kao)性(xing),缺(que)點(dian)是(shi)車(che)輪(lun)不(bu)便(bian)裝(zhuang)卸(xie)檢(jian)修(xiu)。
開式齒輪傳動的*大缺點是磨損嚴重,因此一般用途的橋式起重機小車運行機構,大多采用閉式齒輪傳動型式。
閉式齒輪傳動
jiansuqibuzhizailianggechelunzhongjian,chuandongzhousuoshoudaodeniujujiaoxiao,meibianzhoudeniujushijiansuqichuzhouniujudeyiban。jiansuqichuzhouyuchelunzhijiancaiyongbanchilianzhouqihefudongzhoulianjie(二根浮動軸可以長,也可以不等長),或用一個全齒聯軸器和一根浮動軸聯接。這種類型的優點,是允許的安裝偏差較大,安裝方便,裝卸分組性好。起重量10dunyishangdeqiaoshiqizhongjixiaochedoucaiyongzhezhongxingshi。zhezhongxingshidequedianshiyouyuzhongchelunzhouchenghelianzhouqijiaoduo,yunxingjigouxiandefuzaerbenzhong,zaochengchengbenjiaogao。
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