矿(Kuang)用(Yong)掘(Jue)进(Jin)机(Ji)液(Ye)压(Ya)系(Xi)统(Tong)的(De)维(Wei)修(Xiu)方(Fang)法(Fa)是(Shi)怎(Zen)样(Yang)的(De)?(?)煤(Mei)矿(Kuang)掘(Jue)进(Jin)机(Ji)液(Ye)压(Ya)系(Xi)统(Tong)是(Shi)由(You)液(Ye)压(Ya)泵(Beng)站(Zhan)、(?)截(Jie)割(Ge)头(Tou)升(Sheng)降(Jiang)液(Ye)压(Ya)缸(Gang) 铲(Chan)板(Ban)液(Ye)压(Ya)缸(Gang)等(Deng)组(Zu)成(Cheng)的(De)。(?)为(Wei)准(Zhun)确(Que)快(Kuai)速(Su)维(Wei)修(Xiu)掘(Jue)进(Jin)机(Ji)液(Ye)压(Ya)系(Xi)统(Tong)故(Gu)障(Zhang),(?)查(Cha)找(Zhao)到(Dao)故(Gu)障(Zhang)点(Dian)的(De)现(Xian)象(Xiang)和(He)发(Fa)生(Sheng)过(Guo)程(Cheng)。(?)其(Qi)液(Ye)压(Ya)系(Xi)统(Tong)维(Wei)修(Xiu)方(Fang)法(Fa)是(Shi)先(Xian)部(Bu)件(Jian)、(?)后(Hou)元(Yuan)件(Jian),(?)先(Xian)外(Wai)部(Bu)后(Hou)内(Nei)部(Bu),(?)先(Xian)简(Jian)单(Dan)后(Hou)复(Fu)杂(Za),(?)层(Ceng)层(Ceng)解(Jie)剖(Pou)。(?)
一(Yi)、(?)掘(Jue)进(Jin)机(Ji)液(Ye)压(Ya)系(Xi)统(Tong)维(Wei)修(Xiu)故(Gu)障(Zhang)要(Yao)考(Kao)虑(Lu)的(De)因(Yin)素(Su)
1、(?)按(An)照(Zhao)掘(Jue)进(Jin)机(Ji)各(Ge)回(Hui)路(Lu)规(Gui)定(Ding)的(De)压(Ya)力(Li)进(Jin)行(Xing)调(Diao)整(Zheng)压(Ya)力(Li)高(Gao)了(Liao),(?)容(Rong)易(Yi)使(Shi)液(Ye)压(Ya)油(You)发(Fa)热(Re),(?)油(You)温(Wen)上(Shang)升(Sheng),(?)如(Ru)果(Guo)超(Chao)过(Guo)70℃(?)导(Dao)致(Zhi)掘(Jue)进(Jin)机(Ji)不(Bu)能(Neng)正(Zheng)常(Chang)工(Gong)作(Zuo)((?)各(Ge)工(Gong)作(Zuo)机(Ji)构(Gou)没(Mei)有(You)劲(Jin))(?)压(Ya)力(Li)低(Di)了(Liao),(?)不(Bu)能(Neng)充(Chong)分(Fen)发(Fa)挥(Hui)掘(Jue)进(Jin)机(Ji)的(De)性(Xing)能(Neng)。(?)
2、(?)掘(Jue)进(Jin)机(Ji)运(Yun)转(Zhuan)的(De)快(Kuai)慢(Man)与(Yu)压(Ya)力(Li)无(Wu)关(Guan),(?)而(?)运(Yun)转(Zhuan)的(De)速(Su)度(Du)与(Yu)流(Liu)量(Liang)有(You)关(Guan)流(Liu)量(Liang)越(Yue)大(Da)速(Su)度(Du)越(Yue)快(Kuai)。(?)
3、(?)所(Suo)进(Jin)机(Ji)运(Yun)转(Zhuan)时(Shi),(?)必(Bi)须(Xu)使(Shi)用(Yong)冷(Leng)却(Que)水(Shui),(?)否(Fou)则(Ze)将(Jiang)使(Shi)掘(Jue)进(Jin)机(Ji)的(De)油(You)温(Wen)上(Shang)升(Sheng)导(Dao)致(Zhi)掘(Jue)进(Jin)机(Ji)不(Bu)能(Neng)正(Zheng)常(Chang)工(Gong)作(Zuo)。(?)
4、(?)液(Ye)压(Ya)回(Hui)路(Lu)的(De)吸(Xi)油(You)过(Guo)滤(Lu)器(Qi)和(He)回(Hui)油(You)过(Guo)滤(Lu)器(Qi)要(Yao)定(Ding)期(Qi)清(Qing)洗(Xi),(?)否(Fou)则(Ze)机(Ji)械(Xie)杂(Za)质(Zhi)就(Jiu)会(Hui)进(Jin)入(Ru)液(Ye)压(Ya)系(Xi)统(Tong),(?)使(Shi)液(Ye)压(Ya)元(Yuan)件(Jian)磨(Mo)损(Sun),(?)导(Dao)致(Zhi)液(Ye)压(Ya)系(Xi)统(Tong)泄(Xie)露(Lu)。(?)
二(?)、(?)维(Wei)修(Xiu)掘(Jue)进(Jin)机(Ji)液(Ye)压(Ya)系(Xi)统(Tong)故(Gu)障(Zhang)方(Fang)法(Fa)
为(Wei)准(Zhun)确(Que)迅(Xun)速(Su)地(Di)维(Wei)修(Xiu)故(Gu)障(Zhang),(?)查(Cha)找(Zhao)到(Dao)故(Gu)障(Zhang)点(Dian)的(De)现(Xian)象(Xiang)和(He)发(Fa)生(Sheng)过(Guo)程(Cheng),(?)其(Qi)维(Wei)修(Xiu)方(Fang)法(Fa)是(Shi)先(Xian)部(Bu)件(Jian)后(Hou)元(Yuan)件(Jian),(?)先(Xian)外(Wai)部(Bu)后(Hou)内(Nei)部(Bu)先(Xian)简(Jian)单(Dan)后(Hou)复(Fu)杂(Za),(?)层(Ceng)层(Ceng)解(Jie)剖(Pou)。(?)
1、(?)先(Xian)划(Hua)清(Qing)部(Bu)位(Wei)
首(Shou)先(Xian)维(Wei)修(Xiu)是(Shi)电(Dian)气(Qi)故(Gu)障(Zhang)机(Ji)械(Xie)故(Gu)障(Zhang)还(Huan)是(Shi)液(Ye)压(Ya)故(Gu)障(Zhang),(?)液(Ye)压(Ya)系(Xi)统(Tong)维(Wei)修(Xiu)的(De)掘(Jue)进(Jin)机(Ji)切(Qie)割(Ge)部(Bu)是(Shi)由(You)电(Dian)动(Dong)机(Ji)通(Tong)过(Guo)级(Ji)行(Xing)星(Xing)齿(Chi)轮(Lun)带(Dai)动(Dong)的(De),(?)其(Qi)故(Gu)障(Zhang)类(Lei)型(Xing)只(Zhi)有(You)电(Dian)气(Qi)部(Bu)分(Fen)和(He)机(Ji)械(Xie)部(Bu)分(Fen)2类(Lei)故(Gu)障(Zhang),(?)而(?)且(Qie)是(Shi)相(Xiang)对(Dui)独(Du)立(Li)的(De)很(Hen)容(Rong)易(Yi)维(Wei)修(Xiu),(?)由(You)于(Yu)中(Zhong)间(Jian)输(Shu)送(Song)机(Ji)履(Lu)带(Dai)、(?)星(Xing)轮(Lun)及(Ji)各(Ge)油(You)缸(Gang)所(Suo)在(Zai)同(Tong)液(Ye)压(Ya)系(Xi)统(Tong),(?)联(Lian)泵(Beng)和(He)三(San)联(Lian)泵(Beng)共(Gong)用(Yong)同(Tong)驱(Qu)动(Dong)电(Dian)动(Dong)机(Ji)及(Ji)电(Dian)气(Qi)控(Kong)制(Zhi)系(Xi)统(Tong),(?)同(Tong)样(Yang)很(Hen)容(Rong)易(Yi)维(Wei)修(Xiu)是(Shi)电(Dian)气(Qi)故(Gu)障(Zhang)还(Huan)是(Shi)其(Qi)他(Ta)故(Gu)障(Zhang),(?)当(Dang)电(Dian)气(Qi)故(Gu)障(Zhang)排(Pai)除(Chu)后(Hou),(?)可(Ke)根(Gen)据(Ju)上(Shang)述(Shu)部(Bu)位(Wei)的(De)动(Dong)作(Zuo)情(Qing)况(Kuang)及(Ji)压(Ya)力(Li)情(Qing)况(Kuang),(?)进(Jin)步(Bu)缩(Suo)小(Xiao)到(Dao)是(Shi)油(You)泵(Beng)故(Gu)障(Zhang)还(Huan)是(Shi)某(Mou)些(Xie)部(Bu)位(Wei)的(De)故(Gu)障(Zhang),(?)在(Zai)维(Wei)修(Xiu)各(Ge)部(Bu)位(Wei)动(Dong)作(Zuo)情(Qing)况(Kuang)及(Ji)压(Ya)力(Li)情(Qing)况(Kuang)时(Shi),(?)首(Shou)先(Xian)要(Yao)查(Cha)看(Kan)外(Wai)部(Bu)有(You)无(Wu)障(Zhang)碍(Ai)物(Wu),(?)通(Tong)过(Guo)选(Xuan)择(Ze)阀(Fa)测(Ce)定(Ding)各(Ge)油(You)路(Lu)的(De)压(Ya)力(Li)等(Deng)。(?)
2、(?)从(Cong)部(Bu)件(Jian)到(Dao)元(Yuan)件(Jian)
确(Que)定(Ding)部(Bu)位(Wei)后(Hou)再(Zai)根(Gen)据(Ju)故(Gu)障(Zhang)的(De)现(Xian)象(Xiang)利(Li)用(Yong)因(Yin)果(Guo)图(Tu)液(Ye)压(Ya)系(Xi)统(Tong)图(Tu)故(Gu)障(Zhang)树(Shu)分(Fen)析(Xi)、(?)压(Ya)力(Li)参(Can)数(Shu)分(Fen)析(Xi)元(Yuan)件(Jian)替(Ti)换(Huan)和(He)隔(Ge)离(Li)等(Deng)方(Fang)法(Fa)逐(Zhu)查(Cha)找(Zhao)到(Dao)具(Ju)休(Xiu)元(Yuan)件(Jian)也(Ye)就(Jiu)是(Shi)故(Gu)障(Zhang)点(Dian),(?)如(Ru)据(Ju)进(Jin)机(Ji)截(Jie)割(Ge)部(Bu)不(Bu)能(Neng)上(Shang)下(Xia)摆(Bai)动(Dong)再(Zai)操(Cao)作(Zuo)下(Xia)左(Zuo)右(You)摆(Bai)动(Dong)油(You)缸(Gang),(?)如(Ru)果(Guo)正(Zheng)常(Chang),(?)说(Shuo)明(Ming)双(Shuang)联(Lian)左(Zuo)泵(Beng)等(Deng)公(Gong)用(Yong)部(Bu)分(Fen)没(Mei)有(You)问(Wen)题(Ti),(?)此(Ci)时(Shi)应(Ying)先(Xian)检(Jian)查(Cha)该(Gai)千(Qian)斤(Jin)顶(Ding)的(De)连(Lian)接(Jie)部(Bu)件(Jian)是(Shi)否(Fou)正(Zheng)常(Chang)再(Zai)检(Jian)查(Cha)调(Diao)高(Gao)千(Qian)斤(Jin)顶(Ding)外(Wai)部(Bu)是(Shi)否(Fou)变(Bian)形(Xing),(?)接(Jie)头(Tou)是(Shi)否(Fou)漏(Lou)液(Ye),(?)再(Zai)检(Jian)查(Cha)控(Kong)制(Zhi)阀(Fa),(?)如(Ru)果(Guo)控(Kong)制(Zhi)阀(Fa)正(Zheng)常(Chang)重(Zhong)点(Dian)应(Ying)检(Jian)查(Cha)压(Ya)力(Li)控(Kong)制(Zhi)阀(Fa)和(He)单(Dan)向(Xiang)阀(Fa)。(?)
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