叉車萬向傳動裝置主要用在兩軸線不重合,且在叉車運行中,不斷改變相對位置的軸之間的動力傳遞。用在負荷較大的叉車(如CPCD50、5CQN)上,變速器與驅動橋之間的連接,以及叉車發動機與油泵之間的連接等。叉車萬向傳動裝置是由萬向節叉、shizizhouzongchengdengsuozucheng,qizuoyongshijiangbiansuqidonglichuandizhizhujiansuqi。chuandongzhouchuandiniujuda,sudugao,gongzuofanzhong。yinci,suiranqijiegoubingbufuza,danjishuyaoqiuquehengao。fouzehuichuxiandouzhen、發響,脫落和斷軸現象。
chachewanxiangchuandongzhuangzhiyinggaibujinbukuang,luoshuanqiquanjingu,zhuangpeijiaoduzhengque,runhualianghao,xingshizhongbudoudong,wuyixiang。yincizaichacheshiyongzhong,yingrenzhenzuohaochuandongzhoudeyanghu,faxianwentibixujishichuli。
叉車行駛中,傳動軸要承受很大的扭矩和衝擊載荷,同時作高速轉動,伴隨不斷的振動,其潤滑條件較差,因此容易產生磨損、變形和損壞,從而工作失常,還會出現異響和抖震等故障。叉車起步時,若車身發抖,伴有“格啦。格啦”的撞擊聲;行駛中還能聽到底盤有一種周期性的響聲,速度越快,聲音越大。嚴重時,駕駛室振動,握住轉向盤,手有麻木感。其原因有:萬向節十字軸及滾針磨損鬆曠或滾針斷碎;各(ge)連(lian)接(jie)部(bu)分(fen)的(de)固(gu)定(ding)螺(luo)絲(si)鬆(song)動(dong)。傳(chuan)動(dong)軸(zhou)彎(wan)曲(qu)變(bian)形(xing)等(deng)。遇(yu)到(dao)上(shang)述(shu)故(gu)障(zhang)時(shi),可(ke)到(dao)車(che)底(di)查(zha)看(kan)各(ge)連(lian)接(jie)螺(luo)絲(si)有(you)無(wu)鬆(song)動(dong),並(bing)用(yong)手(shou)晃(huang)動(dong)傳(chuan)動(dong)軸(zhou),即(ji)可(ke)檢(jian)測(ce)出(chu)磨(mo)損(sun)部(bu)位(wei);將後輪架起、掛檔轉動,可觀查傳動軸震動及異響情況;也可就車用千分表檢測傳動軸變形量,查明原因之後,分別予以修複。
傳chuan動dong軸zhou總zong成cheng動dong平ping衡heng狀zhuang態tai一yi旦dan破po壞huai,會hui在zai工gong作zuo中zhong受shou離li心xin力li造zao成cheng的de附fu加jia動dong載zai荷he作zuo用yong,易yi產chan生sheng彎wan曲qu變bian形xing,引yin起qi傳chuan動dong軸zhou振zhen動dong噪zao聲sheng,增zeng大da動dong載zai荷he,傳chuan動dong效xiao率lv下xia降jiang,加jia速su零ling件jian的de損sun壞huai。使shi用yong中zhong傳chuan動dong軸zhou意yi外wai撞zhuang擊ji,拆chai裝zhuang時shi敲qiao擊ji變bian形xing,堆dui焊han後hou零ling件jian的de相xiang互hu位wei置zhi精jing度du破po壞huai等deng等deng,均jun將jiang使shi傳chuan動dong軸zhou總zong成cheng的de旋xuan轉zhuan質zhi量liang中zhong心xin偏pian離li旋xuan轉zhuan軸zhou線xian,破po壞huai其qi平ping衡heng性xing能neng。
養護時,要對十字軸承加注潤滑脂;檢查十字軸承有無鬆曠時、將jiang變bian速su器qi掛gua空kong檔dang,鬆song開kai駐zhu車che製zhi動dong器qi,雙shuang手shou緊jin握wo傳chuan動dong軸zhou軸zhou管guan,左zuo右you用yong力li急ji劇ju轉zhuan動dong,不bu應ying有you明ming顯xian的de鬆song曠kuang量liang,必bi要yao時shi拆chai下xia分fen解jie修xiu複fu。傳chuan動dong軸zhou養yang護hu時shi還hai要yao檢jian查zha緊jin固gu件jian是shi否fou固gu定ding牢lao靠kao,傳chuan動dong軸zhou外wai表biao和he彎wan曲qu度du,必bi要yao時shi修xiu複fu。
傳動軸維修裝配前,須將其各部件清洗幹淨,尤其是十字軸的油道、軸zhou頸jing和he滾gun針zhen軸zhou承cheng等deng處chu,宜yi以yi潔jie淨jing的de煤mei油you洗xi淨jing並bing用yong壓ya縮suo空kong氣qi吹chui幹gan。配pei合he麵mian上shang塗tu以yi潤run滑hua脂zhi,對dui合he標biao記ji後hou裝zhuang複fu。萬wan向xiang節jie裝zhuang複fu後hou,應ying轉zhuan動dong靈ling活huo並bing無wu明ming顯xian間jian隙xi,也ye不bu能neng有you發fa卡ka現xian象xiang。
CPCD50叉車變速箱與驅動橋之間采用傳動軸聯接。該型叉車傳動軸由突緣叉、萬向節、shizizhoujizhouchengdengzucheng,shizizhoushangzhuangyourunhuayoubei,keyoucizhururunhuayou,runhuagezhoucheng。dangshizizhouzaigunzhenzhouchengzhongchanshengguodadejianxishi,yingchaikaichuandongchou,genjumosunqingkuanggenghuanshizizhouhuogunzhenzhoucheng(必須成對更換)。軸承潤滑應選用鋰基潤滑脂。絕對禁止用較稠潤滑脂(如鈣基潤滑脂)潤滑,因為使用稠質油會加速軸承或十字軸的磨損。
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