menshiqizhongjishengsuojuantongdaduozhuangzhizaizhuanzhoushanghuozhuandongdexinzhoushang。tongshi,juantongjinguyuzaizhouchenglizhuandongdezhuanzhoushanghuoxinzhoushang。zhouchenganzhizaijuantongdewaibian,zheyang,ke以使部件的裝拆和軸承潤滑簡化。
門式起重機卷筒裝置在固定心軸上的情形是很少的,僅在工作不緊張的起重機中才采用。
cishi,menshiqizhongjijuantongdetongguneizhuangyouqingtongchentaohuogundongzhoucheng,zaihouyiqingxingzhong,zhouchengzhuangzhizaitonggudelimian,zhejiushidejuantongdegouzaojiqizhuangchaigongzuobiandehenweifuza。
帶(dai)有(you)齒(chi)圈(quan)的(de)卷(juan)筒(tong)安(an)裝(zhuang)在(zai)轉(zhuan)動(dong)心(xin)軸(zhou)上(shang)的(de)情(qing)形(xing)。門(men)式(shi)起(qi)重(zhong)機(ji)卷(juan)筒(tong)的(de)心(xin)軸(zhou)支(zhi)持(chi)在(zai)球(qiu)麵(mian)滾(gun)柱(zhu)軸(zhou)承(cheng)上(shang),其(qi)中(zhong)的(de)一(yi)個(ge)軸(zhou)承(cheng)不(bu)動(dong)地(di)固(gu)定(ding)在(zai)軸(zhou)承(cheng)座(zuo)內(nei),而(er)另(ling)一(yi)個(ge)軸(zhou)承(cheng)則(ze)自(zi)由(you)地(di)裝(zhuang)置(zhi)在(zai)軸(zhou)承(cheng)座(zuo)內(nei)。采(cai)用(yong)球(qiu)麵(mian)軸(zhou)承(cheng)後(hou)可(ke)以(yi)補(bu)償(chang)加(jia)工(gong)和(he)裝(zhuang)配(pei)的(de)不(bu)準(zhun)確(que),以(yi)及(ji)在(zai)門(men)式(shi)起(qi)重(zhong)機(ji)工(gong)作(zuo)過(guo)程(cheng)中(zhong)所(suo)產(chan)生(sheng)的(de)變(bian)形(xing)。
把ba潤run滑hua劑ji送song達da軸zhou承cheng是shi經jing過guo壓ya力li注zhu油you器qi來lai實shi現xian的de。用yong來lai把ba繩sheng索suo固gu定ding與yu卷juan筒tong上shang的de螺luo釘ding係xi通tong過guo卷juan筒tong輻fu板ban上shang的de孔kong而er放fang入ru。為wei了le使shi門men式shi起qi重zhong機ji卷juan筒tong容rong易yi裝zhuang在zai心xin軸zhou上shang,卷juan筒tong的de筒tong轂gu具ju有you不bu同tong的de內nei徑jing。
這種結構非常笨重,裝拆時也很複雜。此外,門式起重機部件中各個零件在製造上的所有不準確度都會影響到齒輪傳動的工作。
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