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小(Xiao)型(Xing)装(Zhuang)载(Zai)机(Ji)掉(Diao)斗(Dou)故(Gu)障(Zhang)怎(Zen)么(Me)检(Jian)查(Cha)分(Fen)析(Xi)?(?)
- 分(Fen)类(Lei):(?)行(Xing)业(Ye)新(Xin)闻(Wen)
- 作(Zuo)者(Zhe):(?)
- 来(Lai)源(Yuan):(?)
- 发(Fa)布(Bu)时(Shi)间(Jian):(?)2023-02-15
- 访(Fang)问(Wen)量(Liang):(?)0
【(?)概(Gai)要(Yao)描(Miao)述(Shu)】(?)
小(Xiao)型(Xing)装(Zhuang)载(Zai)机(Ji)掉(Diao)斗(Dou)故(Gu)障(Zhang)怎(Zen)么(Me)检(Jian)查(Cha)分(Fen)析(Xi)?(?)
【(?)概(Gai)要(Yao)描(Miao)述(Shu)】(?)
- 分(Fen)类(Lei):(?)行(Xing)业(Ye)新(Xin)闻(Wen)
- 作(Zuo)者(Zhe):(?)
- 来(Lai)源(Yuan):(?)
- 发(Fa)布(Bu)时(Shi)间(Jian):(?)2023-02-15
- 访(Fang)问(Wen)量(Liang):(?)0
小(Xiao)型(Xing)装(Zhuang)载(Zai)机(Ji)掉(Diao)斗(Dou)故(Gu)障(Zhang)现(Xian)象(Xiang):(?)当(Dang)先(Xian)导(Dao)阀(Fa)的(De)操(Cao)作(Zuo)手(Shou)柄(Bing)处(Chu)于(Yu)中(Zhong)位(Wei)时(Shi),(?)铲(Chan)斗(Dou)会(Hui)自(Zi)动(Dong)前(Qian)倾(Qing)即(Ji)掉(Diao)斗(Dou)。(?)
故(Gu)障(Zhang)分(Fen)析(Xi):(?)根(Gen)据(Ju)工(Gong)作(Zuo)装(Zhuang)置(Zhi)的(De)连(Lian)杆(Gan)机(Ji)构(Gou)可(Ke)知(Zhi),(?)当(Dang)铲(Chan)斗(Dou)处(Chu)于(Yu)收(Shou)斗(Dou)状(Zhuang)态(Tai)且(Qie)先(Xian)导(Dao)阀(Fa)的(De)操(Cao)作(Zuo)手(Shou)柄(Bing)处(Chu)于(Yu)中(Zhong)位(Wei)的(De)情(Qing)况(Kuang)下(Xia),(?)由(You)于(Yu)铲(Chan)斗(Dou)的(De)自(Zi)重(Zhong),(?)转(Zhuan)斗(Dou)油(You)缸(Gang)大(Da)腔(Qiang)受(Shou)压(Ya);(?)此(Ci)时(Shi),(?)只(Zhi)要(Yao)大(Da)腔(Qiang)的(De)压(Ya)力(Li)油(You)相(Xiang)对(Dui)回(Hui)油(You)口(Kou)有(You)泄(Xie)漏(Lou),(?)则(Ze)会(Hui)导(Dao)致(Zhi)铲(Chan)斗(Dou)自(Zi)动(Dong)前(Qian)倾(Qing)。(?)
造(Zao)成(Cheng)转(Zhuan)斗(Dou)油(You)缸(Gang)大(Da)腔(Qiang)油(You)液(Ye)向(Xiang)回(Hui)油(You)口(Kou)泄(Xie)漏(Lou)的(De)途(Tu)径(Jing)有(You)六(Liu)种(Zhong)情(Qing)况(Kuang):(?)
第(Di)一(Yi),(?)转(Zhuan)斗(Dou)油(You)缸(Gang)大(Da)腔(Qiang)至(Zhi)分(Fen)配(Pei)阀(Fa)之(Zhi)间(Jian)的(De)管(Guan)件(Jian)、(?)接(Jie)头(Tou)及(Ji)安(An)装(Zhuang)的(De)结(Jie)合(He)面(Mian)有(You)明(Ming)显(Xian)的(De)外(Wai)漏(Lou)发(Fa)生(Sheng)。(?)
第(Di)二(?),(?)分(Fen)配(Pei)阀(Fa)的(De)转(Zhuan)斗(Dou)换(Huan)向(Xiang)阀(Fa)阀(Fa)杆(Gan)未(Wei)能(Neng)回(Hui)中(Zhong)位(Wei)((?)由(You)于(Yu)换(Huan)向(Xiang)阀(Fa)阀(Fa)杆(Gan)被(Bei)卡(Ka)、(?)转(Zhuan)斗(Dou)大(Da)腔(Qiang)先(Xian)导(Dao)阀(Fa)阀(Fa)芯(Xin)由(You)于(Yu)卡(Ka)滞(Zhi)未(Wei)能(Neng)复(Fu)位(Wei)、(?)转(Zhuan)斗(Dou)大(Da)腔(Qiang)先(Xian)导(Dao)阀(Fa)阀(Fa)体(Ti)有(You)沙(Sha)眼(Yan)内(Nei)漏(Lou)等(Deng)原(Yuan)因(Yin)造(Zao)成(Cheng))(?),(?)使(Shi)得(De)转(Zhuan)斗(Dou)油(You)缸(Gang)小(Xiao)腔(Qiang)与(Yu)泵(Beng)口(Kou)、(?)大(Da)腔(Qiang)与(Yu)回(Hui)油(You)口(Kou)相(Xiang)通(Tong)。(?)
第(Di)三(San),(?)转(Zhuan)斗(Dou)油(You)缸(Gang)内(Nei)漏(Lou)的(De)同(Tong)时(Shi),(?)转(Zhuan)斗(Dou)小(Xiao)腔(Qiang)相(Xiang)对(Dui)回(Hui)油(You)口(Kou)也(Ye)有(You)泄(Xie)漏(Lou)。(?)
第(Di)四(Si),(?)转(Zhuan)斗(Dou)油(You)缸(Gang)大(Da)腔(Qiang)过(Guo)载(Zai)阀(Fa)压(Ya)力(Li)过(Guo)低(Di)((?)由(You)于(Yu)调(Diao)压(Ya)弹(Dan)簧(Huang)折(Zhe)断(Duan)、(?)阀(Fa)芯(Xin)有(You)脏(Zang)物(Wu)卡(Ka)在(Zai)开(Kai)启(Qi)位(Wei)置(Zhi)、(?)阀(Fa)体(Ti)上(Shang)有(You)沙(Sha)孔(Kong)或(Huo)沟(Gou)槽(Cao)与(Yu)回(Hui)油(You)腔(Qiang)相(Xiang)通(Tong)等(Deng)原(Yuan)因(Yin)造(Zao)成(Cheng))(?)。(?)
第(Di)五(Wu),(?)转(Zhuan)斗(Dou)油(You)缸(Gang)大(Da)腔(Qiang)补(Bu)油(You)阀(Fa)有(You)泄(Xie)漏(Lou)((?)由(You)于(Yu)复(Fu)位(Wei)弹(Dan)簧(Huang)折(Zhe)断(Duan)、(?)阀(Fa)芯(Xin)有(You)脏(Zang)物(Wu)卡(Ka)在(Zai)开(Kai)启(Qi)位(Wei)置(Zhi)、(?)阀(Fa)芯(Xin)与(Yu)阀(Fa)体(Ti)的(De)结(Jie)合(He)锥(Zhui)面(Mian)有(You)脏(Zang)物(Wu)或(Huo)沟(Gou)槽(Cao)缺(Que)陷(Xian)、(?)阀(Fa)体(Ti)上(Shang)有(You)沙(Sha)孔(Kong)与(Yu)回(Hui)油(You)腔(Qiang)相(Xiang)通(Tong)等(Deng)原(Yuan)因(Yin)造(Zao)成(Cheng))(?)。(?)
第(Di)六(Liu),(?)换(Huan)向(Xiang)阀(Fa)芯(Xin)或(Huo)阀(Fa)孔(Kong)过(Guo)度(Du)磨(Mo)损(Sun),(?)使(Shi)得(De)阀(Fa)芯(Xin)和(He)阀(Fa)孔(Kong)的(De)配(Pei)合(He)间(Jian)隙(Xi)远(Yuan)大(Da)于(Yu)设(She)计(Ji)值(Zhi),(?)造(Zao)成(Cheng)转(Zhuan)斗(Dou)油(You)缸(Gang)大(Da)腔(Qiang)压(Ya)力(Li)油(You)泄(Xie)漏(Lou)。(?)
排(Pai)除(Chu)掉(Diao)斗(Dou)故(Gu)障(Zhang),(?)应(Ying)围(Wei)绕(Rao)以(Yi)上(Shang)六(Liu)种(Zhong)泄(Xie)漏(Lou)途(Tu)径(Jing)展(Zhan)开(Kai):(?)
①(?)围(Wei)绕(Rao)以(Yi)上(Shang)六(Liu)种(Zhong)泄(Xie)漏(Lou)情(Qing)况(Kuang),(?)最(Zui)简(Jian)单(Dan)及(Ji)最(Zui)容(Rong)易(Yi)判(Pan)断(Duan)的(De)首(Shou)先(Xian)是(Shi)第(Di)一(Yi)种(Zhong)情(Qing)况(Kuang):(?)启(Qi)动(Dong)小(Xiao)型(Xing)装(Zhuang)载(Zai)机(Ji)并(Bing)将(Jiang)动(Dong)臂(Bi)举(Ju)至(Zhi)一(Yi)定(Ding)高(Gao)度(Du)、(?)斗(Dou)收(Shou)至(Zhi)最(Zui)大(Da)位(Wei)置(Zhi),(?)观(Guan)察(Cha)转(Zhuan)斗(Dou)油(You)缸(Gang)大(Da)腔(Qiang)至(Zhi)分(Fen)配(Pei)阀(Fa)之(Zhi)间(Jian)的(De)管(Guan)件(Jian)、(?)接(Jie)头(Tou)及(Ji)安(An)装(Zhuang)的(De)结(Jie)合(He)面(Mian)等(Deng)是(Shi)否(Fou)有(You)明(Ming)显(Xian)的(De)外(Wai)漏(Lou)现(Xian)象(Xiang)发(Fa)生(Sheng)。(?)
②(?)如(Ru)果(Guo)第(Di)一(Yi)种(Zhong)情(Qing)况(Kuang)没(Mei)有(You)外(Wai)泄(Xie)漏(Lou)发(Fa)生(Sheng),(?)则(Ze)可(Ke)以(Yi)对(Dui)第(Di)二(?)种(Zhong)情(Qing)况(Kuang)作(Zuo)判(Pan)断(Duan):(?)启(Qi)动(Dong)小(Xiao)型(Xing)装(Zhuang)载(Zai)机(Ji)并(Bing)操(Cao)作(Zuo)先(Xian)导(Dao)阀(Fa)手(Shou)柄(Bing)将(Jiang)动(Dong)臂(Bi)提(Ti)升(Sheng)至(Zhi)最(Zui)高(Gao)位(Wei)置(Zhi)和(He)斗(Dou)收(Shou)至(Zhi)最(Zui)大(Da)位(Wei)置(Zhi)→发(Fa)动(Dong)机(Ji)熄(Xi)火(Huo)并(Bing)拆(Chai)除(Chu)分(Fen)配(Pei)阀(Fa)转(Zhuan)斗(Dou)阀(Fa)杆(Gan)两(Liang)端(Duan)的(De)先(Xian)导(Dao)管(Guan)。(?)这(Zhe)时(Shi),(?)如(Ru)果(Guo)掉(Diao)斗(Dou)现(Xian)象(Xiang)消(Xiao)失(Shi),(?)则(Ze)可(Ke)以(Yi)判(Pan)定(Ding)是(Shi)由(You)于(Yu)先(Xian)导(Dao)阀(Fa)的(De)原(Yuan)因(Yin)造(Zao)成(Cheng)分(Fen)配(Pei)阀(Fa)转(Zhuan)斗(Dou)阀(Fa)杆(Gan)不(Bu)回(Hui)中(Zhong)位(Wei)致(Zhi)使(Shi)掉(Diao)斗(Dou)现(Xian)象(Xiang)发(Fa)生(Sheng),(?)应(Ying)拆(Chai)检(Jian)和(He)清(Qing)洗(Xi)先(Xian)导(Dao)阀(Fa)或(Huo)更(Geng)换(Huan)先(Xian)导(Dao)阀(Fa)。(?)否(Fou)则(Ze),(?)应(Ying)进(Jin)行(Xing)第(Di)三(San)种(Zhong)情(Qing)况(Kuang)的(De)判(Pan)断(Duan)!(?)
③(?)针(Zhen)对(Dui)第(Di)三(San)种(Zhong)情(Qing)况(Kuang),(?)我(Wo)们(Men)可(Ke)以(Yi)做(Zuo)一(Yi)些(Xie)简(Jian)单(Dan)判(Pan)断(Duan):(?)启(Qi)动(Dong)小(Xiao)型(Xing)装(Zhuang)载(Zai)机(Ji)并(Bing)操(Cao)作(Zuo)先(Xian)导(Dao)阀(Fa)手(Shou)柄(Bing)使(Shi)动(Dong)臂(Bi)下(Xia)降(Jiang)到(Dao)最(Zui)低(Di)位(Wei)置(Zhi)、(?)铲(Chan)斗(Dou)后(Hou)倾(Qing)至(Zhi)最(Zui)大(Da)位(Wei)置(Zhi)→发(Fa)动(Dong)机(Ji)熄(Xi)火(Huo)并(Bing)打(Da)开(Kai)转(Zhuan)斗(Dou)油(You)缸(Gang)大(Da)腔(Qiang)软(Ruan)管(Guan)并(Bing)将(Jiang)它(Ta)引(Yin)回(Hui)液(Ye)压(Ya)油(You)箱(Xiang)→启(Qi)动(Dong)机(Ji)器(Qi)并(Bing)操(Cao)作(Zuo)先(Xian)导(Dao)阀(Fa)手(Shou)柄(Bing)使(Shi)铲(Chan)斗(Dou)后(Hou)倾(Qing)→观(Guan)察(Cha)转(Zhuan)斗(Dou)油(You)缸(Gang)大(Da)腔(Qiang)油(You)口(Kou)是(Shi)否(Fou)连(Lian)续(Xu)有(You)液(Ye)压(Ya)油(You)冒(Mao)出(Chu)。(?)如(Ru)果(Guo)此(Ci)时(Shi)有(You)液(Ye)压(Ya)油(You)连(Lian)续(Xu)冒(Mao)出(Chu),(?)则(Ze)说(Shuo)明(Ming)转(Zhuan)斗(Dou)油(You)缸(Gang)有(You)严(Yan)重(Zhong)内(Nei)漏(Lou),(?)需(Xu)要(Yao)对(Dui)该(Gai)油(You)缸(Gang)进(Jin)行(Xing)拆(Chai)检(Jian)维(Wei)修(Xiu)或(Huo)更(Geng)换(Huan)。(?)如(Ru)果(Guo)该(Gai)油(You)缸(Gang)没(Mei)内(Nei)漏(Lou),(?)则(Ze)要(Yao)对(Dui)第(Di)四(Si)及(Ji)第(Di)五(Wu)种(Zhong)情(Qing)况(Kuang)作(Zuo)进(Jin)一(Yi)步(Bu)分(Fen)析(Xi)。(?)
④(?)针(Zhen)对(Dui)第(Di)四(Si)及(Ji)第(Di)五(Wu)种(Zhong)情(Qing)况(Kuang),(?)我(Wo)们(Men)可(Ke)以(Yi)采(Cai)用(Yong)压(Ya)力(Li)检(Jian)测(Ce)的(De)方(Fang)法(Fa)来(Lai)判(Pan)定(Ding):(?)用(Yong)一(Yi)只(Zhi)量(Liang)程(Cheng)为(Wei)0~(?)25MPa的(De)压(Ya)力(Li)表(Biao)连(Lian)接(Jie)到(Dao)转(Zhuan)斗(Dou)油(You)缸(Gang)大(Da)腔(Qiang)的(De)测(Ce)压(Ya)口(Kou)上(Shang)→启(Qi)动(Dong)机(Ji)器(Qi)→操(Cao)作(Zuo)先(Xian)导(Dao)阀(Fa)手(Shou)柄(Bing),(?)使(Shi)得(De)铲(Chan)斗(Dou)处(Chu)于(Yu)最(Zui)大(Da)前(Qian)倾(Qing)位(Wei)置(Zhi)→加(Jia)大(Da)油(You)门(Men)并(Bing)操(Cao)作(Zuo)先(Xian)导(Dao)阀(Fa)手(Shou)柄(Bing)提(Ti)升(Sheng)动(Dong)臂(Bi)的(De)同(Tong)时(Shi),(?)观(Guan)测(Ce)压(Ya)力(Li)表(Biao)在(Zai)动(Dong)臂(Bi)举(Ju)升(Sheng)过(Guo)程(Cheng)中(Zhong)的(De)读(Du)数(Shu)应(Ying)达(Da)到(Dao)设(She)计(Ji)值(Zhi)((?)22MPa)(?)。(?)否(Fou)则(Ze),(?)该(Gai)两(Liang)种(Zhong)泄(Xie)漏(Lou)情(Qing)况(Kuang)中(Zhong)的(De)一(Yi)种(Zhong)或(Huo)两(Liang)种(Zhong)都(Du)属(Shu)实(Shi),(?)应(Ying)该(Gai)拆(Chai)检(Jian)和(He)清(Qing)洗(Xi)转(Zhuan)斗(Dou)油(You)缸(Gang)大(Da)腔(Qiang)过(Guo)载(Zai)阀(Fa)或(Huo)补(Bu)油(You)阀(Fa)。(?)
⑤(?)如(Ru)果(Guo)第(Di)一(Yi)到(Dao)第(Di)五(Wu)种(Zhong)情(Qing)况(Kuang)均(Jun)排(Pai)除(Chu)的(De)情(Qing)况(Kuang)下(Xia)掉(Diao)斗(Dou)现(Xian)象(Xiang)未(Wei)消(Xiao)失(Shi),(?)则(Ze)应(Ying)停(Ting)机(Ji),(?)将(Jiang)动(Dong)臂(Bi)及(Ji)铲(Chan)斗(Dou)放(Fang)到(Dao)最(Zui)低(Di),(?)拆(Chai)卸(Xie)分(Fen)配(Pei)阀(Fa)的(De)转(Zhuan)斗(Dou)阀(Fa)杆(Gan),(?)仔(Zi)细(Xi)查(Cha)看(Kan)阀(Fa)杆(Gan)和(He)阀(Fa)孔(Kong)以(Yi)及(Ji)它(Ta)们(Men)的(De)配(Pei)合(He)情(Qing)况(Kuang)等(Deng)等(Deng)。(?)
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