技(Ji)术(Shu)文(Wen)章(Zhang)
Technical articles当(Dang)前(Qian)位(Wei)置(Zhi):(?)首(Shou)页(Ye)技(Ji)术(Shu)文(Wen)章(Zhang)常(Chang)见(Jian)SMC方(Fang)向(Xiang)控(Kong)制(Zhi)阀(Fa)是(Shi)什(Shi)么(Me)
常(Chang)见(Jian)SMC方(Fang)向(Xiang)控(Kong)制(Zhi)阀(Fa)是(Shi)什(Shi)么(Me)
天(Tian)骥(Ji)自(Zi)动(Dong)化(Hua)详(Xiang)细(Xi)为(Wei)大(Da)家(Jia)介(Jie)绍(Shao)下(Xia)关(Guan)于(Yu)SMC方(Fang)向(Xiang)控(Kong)制(Zhi)阀(Fa)都(Du)有(You)哪(Na)些(Xie)什(Shi)么(Me)zui常(Chang)见(Jian)的(De)哪(Na)些(Xie)特(Te)点(Dian)!(?)液(Ye)压(Ya)阀(Fa)按(An)用(Yong)途(Tu)和(He)特(Te)点(Dian)可(Ke)分(Fen)为(Wei)方(Fang)向(Xiang)控(Kong)制(Zhi)阀(Fa)、(?)压(Ya)力(Li)控(Kong)制(Zhi)阀(Fa)和(He)流(Liu)量(Liang)控(Kong)制(Zhi)阀(Fa)。(?)这(Zhe)三(San)类(Lei)阀(Fa)还(Huan)可(Ke)以(Yi)根(Gen)据(Ju)需(Xu)要(Yao)相(Xiang)互(Hu)组(Zu)合(He)形(Xing)成(Cheng)多(Duo)种(Zhong)功(Gong)能(Neng)的(De)组(Zu)合(He)阀(Fa),(?)使(Shi)液(Ye)压(Ya)系(Xi)统(Tong)结(Jie)构(Gou)紧(Jin)凑(?)、(?)连(Lian)接(Jie)简(Jian)单(Dan),(?)并(Bing)可(Ke)提(Ti)率(Lu)。(?)
按(An)控(Kong)制(Zhi)原(Yuan)理(Li)液(Ye)压(Ya)阀(Fa)可(Ke)分(Fen)为(Wei)开(Kai)关(Guan)((?)或(Huo)定(Ding)值(Zhi))(?)控(Kong)制(Zhi)阀(Fa)、(?)比(Bi)例(Li)控(Kong)制(Zhi)阀(Fa)、(?)伺(Si)服(Fu)控(Kong)制(Zhi)阀(Fa)、(?)数(Shu)字(Zi)控(Kong)制(Zhi)阀(Fa)等(Deng)。(?)
开(Kai)关(Guan)阀(Fa)调(Diao)定(Ding)后(Hou)一(Yi)般(Ban)只(Zhi)能(Neng)再(Zai)调(Diao)定(Ding)状(Zhuang)态(Tai)下(Xia)工(Gong)作(Zuo),(?)构(Gou)成(Cheng)开(Kai)环(Huan)控(Kong)制(Zhi)系(Xi)统(Tong)。(?)比(Bi)例(Li)阀(Fa)和(He)伺(Si)服(Fu)阀(Fa)能(Neng)根(Gen)据(Ju)输(Shu)入(Ru)信(Xin)号(Hao)连(Lian)续(Xu)地(Di)或(Huo)按(An)比(Bi)例(Li)地(Di)控(Kong)制(Zhi)系(Xi)统(Tong)的(De)参(Can)数(Shu),(?)这(Zhe)些(Xie)控(Kong)制(Zhi)阀(Fa)都(Du)可(Ke)以(Yi)方(Fang)便(Bian)地(Di)实(Shi)现(Xian)计(Ji)算(Suan)机(Ji)控(Kong)制(Zhi),(?)提(Ti)高(Gao)系(Xi)统(Tong)的(De)自(Zi)动(Dong)化(Hua)程(Cheng)度(Du)。(?)则(Ze)可(Ke)能(Neng)构(Gou)成(Cheng)闭(Bi)环(Huan)((?)反(Fan)馈(Kui))(?)控(Kong)制(Zhi)系(Xi)统(Tong)。(?)
压(Ya)力(Li)控(Kong)制(Zhi)阀(Fa):(?)
常(Chang)见(Jian)SMC方(Fang)向(Xiang)控(Kong)制(Zhi)阀(Fa)是(Shi)什(Shi)么(Me)按(An)用(Yong)途(Tu)分(Fen)为(Wei)溢(Yi)流(Liu)阀(Fa)、(?)减(Jian)压(Ya)阀(Fa)和(He)顺(Shun)序(Xu)阀(Fa)。(?)
①(?)溢(Yi)流(Liu)阀(Fa):(?)能(Neng)液(Ye)压(Ya)控(Kong)制(Zhi)阀(Fa)
控(Kong)制(Zhi)液(Ye)压(Ya)系(Xi)统(Tong)在(Zai)达(Da)到(Dao)调(Diao)定(Ding)压(Ya)力(Li)时(Shi)保(Bao)持(Chi)恒(Heng)定(Ding)状(Zhuang)态(Tai)。(?)用(Yong)于(Yu)过(Guo)载(Zai)保(Bao)护(Hu)的(De)溢(Yi)流(Liu)阀(Fa)称(Cheng)为(Wei)安(An)全(Quan)阀(Fa)。(?)当(Dang)系(Xi)统(Tong)发(Fa)生(Sheng)故(Gu)障(Zhang),(?)压(Ya)力(Li)升(Sheng)高(Gao)到(Dao)可(Ke)能(Neng)造(Zao)成(Cheng)破(Po)坏(Huai)的(De)限(Xian)定(Ding)值(Zhi)时(Shi),(?)阀(Fa)口(Kou)会(Hui)打(Da)开(Kai)而(?)溢(Yi)流(Liu),(?)以(Yi)保(Bao)证(Zheng)系(Xi)统(Tong)的(De)安(An)全(Quan)。(?)
②(?)减(Jian)压(Ya)阀(Fa):(?)能(Neng)控(Kong)制(Zhi)分(Fen)支(Zhi)回(Hui)路(Lu)得(De)到(Dao)比(Bi)主(Zhu)回(Hui)路(Lu)油(You)压(Ya)低(Di)的(De)稳(Wen)定(Ding)压(Ya)力(Li)。(?)减(Jian)压(Ya)阀(Fa)按(An)它(Ta)所(Suo)控(Kong)制(Zhi)的(De)压(Ya)力(Li)功(Gong)能(Neng)不(Bu)同(Tong),(?)又(You)可(Ke)分(Fen)为(Wei)定(Ding)值(Zhi)减(Jian)压(Ya)阀(Fa)((?)输(Shu)出(Chu)压(Ya)力(Li)为(Wei)恒(Heng)定(Ding)值(Zhi))(?)、(?)定(Ding)差(Cha)减(Jian)压(Ya)阀(Fa)((?)输(Shu)入(Ru)与(Yu)输(Shu)出(Chu)压(Ya)力(Li)差(Cha)为(Wei)定(Ding)值(Zhi))(?)和(He)定(Ding)比(Bi)减(Jian)压(Ya)阀(Fa)((?)输(Shu)入(Ru)与(Yu)输(Shu)出(Chu)压(Ya)力(Li)间(Jian)保(Bao)持(Chi)一(Yi)定(Ding)的(De)比(Bi)例(Li))(?)。(?)
③(?)顺(Shun)序(Xu)阀(Fa):(?)能(Neng)使(Shi)一(Yi)个(Ge)执(Zhi)行(Xing)元(Yuan)件(Jian)((?)如(Ru)液(Ye)压(Ya)缸(Gang)、(?)液(Ye)压(Ya)马(Ma)达(Da)等(Deng))(?)动(Dong)作(Zuo)以(Yi)后(Hou),再(Zai)按(An)顺(Shun)序(Xu)使(Shi)其(Qi)他(Ta)执(Zhi)行(Xing)元(Yuan)件(Jian)动(Dong)作(Zuo)。(?)
流(Liu)量(Liang)控(Kong)制(Zhi)阀(Fa):(?)
利(Li)用(Yong)调(Diao)节(Jie)阀(Fa)芯(Xin)和(He)阀(Fa)体(Ti)间(Jian)的(De)节(Jie)流(Liu)口(Kou)面(Mian)积(Ji)和(He)它(Ta)所(Suo)产(Chan)生(Sheng)的(De)局(Ju)部(Bu)阻(Zu)力(Li)对(Dui)流(Liu)量(Liang)进(Jin)行(Xing)调(Diao)节(Jie),(?)从(Cong)而(?)控(Kong)制(Zhi)执(Zhi)行(Xing)元(Yuan)件(Jian)的(De)运(Yun)动(Dong)速(Su)度(Du)。(?)流(Liu)量(Liang)控(Kong)制(Zhi)阀(Fa)按(An)用(Yong)途(Tu)分(Fen)为(Wei) 5种(Zhong)。(?)
①(?)节(Jie)流(Liu)阀(Fa):(?)在(Zai)调(Diao)定(Ding)节(Jie)流(Liu)口(Kou)面(Mian)积(Ji)后(Hou),(?)能(Neng)使(Shi)载(Zai)荷(He)压(Ya)力(Li)变(Bian)化(Hua)不(Bu)大(Da)和(He)运(Yun)动(Dong)均(Jun)匀(Yun)性(Xing)要(Yao)求(Qiu)不(Bu)高(Gao)的(De)执(Zhi)行(Xing)元(Yuan)件(Jian)的(De)运(Yun)动(Dong)速(Su)度(Du)基(Ji)本(Ben)上(Shang)保(Bao)持(Chi)稳(Wen)定(Ding)。(?)
②(?)调(Diao)速(Su)阀(Fa):(?)在(Zai)载(Zai)荷(He)压(Ya)力(Li)变(Bian)化(Hua)时(Shi)能(Neng)保(Bao)持(Chi)节(Jie)流(Liu)阀(Fa)的(De)进(Jin)出(Chu)口(Kou)压(Ya)差(Cha)为(Wei)定(Ding)值(Zhi)。(?)这(Zhe)样(Yang),(?)在(Zai)节(Jie)流(Liu)口(Kou)面(Mian)积(Ji)调(Diao)定(Ding)以(Yi)后(Hou),(?)不(Bu)论(Lun)载(Zai)荷(He)压(Ya)力(Li)如(Ru)何(He)变(Bian)化(Hua),(?)调(Diao)速(Su)阀(Fa)都(Du)能(Neng)保(Bao)持(Chi)通(Tong)过(Guo)节(Jie)流(Liu)阀(Fa)的(De)流(Liu)量(Liang)不(Bu)变(Bian),(?)从(Cong)而(?)使(Shi)执(Zhi)行(Xing)元(Yuan)件(Jian)的(De)运(Yun)动(Dong)速(Su)度(Du)稳(Wen)定(Ding)。(?)
③(?)分(Fen)流(Liu)阀(Fa):(?)不(Bu)论(Lun)载(Zai)荷(He)大(Da)小(Xiao),(?)能(Neng)使(Shi)同(Tong)一(Yi)油(You)源(Yuan)的(De)两(Liang)个(Ge)执(Zhi)行(Xing)元(Yuan)件(Jian)得(De)到(Dao)相(Xiang)等(Deng)流(Liu)量(Liang)的(De)为(Wei)等(Deng)量(Liang)分(Fen)流(Liu)阀(Fa)或(Huo)同(Tong)步(Bu)阀(Fa);(?)得(De)到(Dao)按(An)比(Bi)例(Li)分(Fen)配(Pei)流(Liu)量(Liang)的(De)为(Wei)比(Bi)例(Li)分(Fen)流(Liu)阀(Fa)。(?)
④(?)集(Ji)流(Liu)阀(Fa):(?)作(Zuo)用(Yong)与(Yu)分(Fen)流(Liu)阀(Fa)相(Xiang)反(Fan),(?)使(Shi)流(Liu)入(Ru)集(Ji)流(Liu)阀(Fa)的(De)流(Liu)量(Liang)按(An)比(Bi)例(Li)分(Fen)配(Pei)。(?)
⑤(?)分(Fen)流(Liu)集(Ji)流(Liu)阀(Fa):(?)兼(Jian)具(Ju)分(Fen)流(Liu)阀(Fa)和(He)集(Ji)流(Liu)阀(Fa)两(Liang)种(Zhong)功(Gong)能(Neng)。(?)
方(Fang)向(Xiang)控(Kong)制(Zhi)阀(Fa):(?)
按(An)用(Yong)途(Tu)分(Fen)为(Wei)单(Dan)向(Xiang)阀(Fa)和(He)换(Huan)向(Xiang)阀(Fa)。(?)
①(?)单(Dan)向(Xiang)阀(Fa):(?)只(Zhi)允(Yun)许(Xu)流(Liu)体(Ti)在(Zai)管(Guan)道(Dao)中(Zhong)单(Dan)向(Xiang)接(Jie)通(Tong),(?)反(Fan)向(Xiang)即(Ji)切(Qie)断(Duan)。(?)
②(?)换(Huan)向(Xiang)阀(Fa):(?)改(Gai)变(Bian)不(Bu)同(Tong)管(Guan)路(Lu)间(Jian)的(De)通(Tong)、(?)断(Duan)关(Guan)系(Xi)、(?)根(Gen)据(Ju)阀(Fa)芯(Xin)在(Zai)阀(Fa)体(Ti)中(Zhong)的(De)工(Gong)作(Zuo)位(Wei)置(Zhi)数(Shu)分(Fen)两(Liang)位(Wei)、(?)三(San)位(Wei)等(Deng);(?)根(Gen)据(Ju)所(Suo)控(Kong)制(Zhi)的(De)通(Tong)道(Dao)数(Shu)分(Fen)两(Liang)通(Tong)、(?)三(San)通(Tong)、(?)四(Si)通(Tong)、(?)五(Wu)通(Tong)等(Deng);(?)如(Ru)二(?)位(Wei)二(?)通(Tong)、(?)三(San)位(Wei)三(San)通(Tong),(?)三(San)位(Wei)五(Wu)通(Tong)等(Deng)根(Gen)据(Ju)阀(Fa)芯(Xin)驱(Qu)动(Dong)方(Fang)式(Shi)分(Fen)手(Shou)动(Dong)、(?) 机(Ji)动(Dong)、(?)电(Dian)磁(Ci)、(?)液(Ye)动(Dong)等(Deng)。(?)
常(Chang)见(Jian)SMC方(Fang)向(Xiang)控(Kong)制(Zhi)阀(Fa)是(Shi)什(Shi)么(Me)SMC方(Fang)向(Xiang)控(Kong)制(Zhi)阀(Fa)种(Zhong)类(Lei)繁(Fan)多(Duo),(?)要(Yao)选(Xuan)择(Ze)合(He)适(Shi)的(De)方(Fang)向(Xiang)控(Kong)制(Zhi)阀(Fa)就(Jiu)必(Bi)须(Xu)根(Gen)据(Ju)种(Zhong)类(Lei)功(Gong)能(Neng)进(Jin)行(Xing)正(Zheng)确(Que)的(De)选(Xuan)择(Ze)。(?)
一(Yi)、(?) 单(Dan)向(Xiang)型(Xing)控(Kong)制(Zhi)阀(Fa)、(?)换(Huan)向(Xiang)型(Xing)控(Kong)制(Zhi)阀(Fa)
单(Dan)项(Xiang)型(Xing)控(Kong)制(Zhi)阀(Fa)和(He)换(Huan)向(Xiang)型(Xing)控(Kong)制(Zhi)阀(Fa)的(De)区(Qu)别(Bie)在(Zai)于(Yu)前(Qian)者(Zhe)只(Zhi)允(Yun)许(Xu)气(Qi)流(Liu)沿(Yan)一(Yi)个(Ge)方(Fang)向(Xiang)流(Liu)动(Dong)而(?)后(Hou)者(Zhe)可(Ke)以(Yi)改(Gai)变(Bian)气(Qi)流(Liu)流(Liu)动(Dong)方(Fang)向(Xiang)。(?)
二(?)、(?) 电(Dian)磁(Ci)控(Kong)制(Zhi)阀(Fa)、(?)气(Qi)压(Ya)控(Kong)制(Zhi)阀(Fa)、(?)人(Ren)力(Li)控(Kong)制(Zhi)阀(Fa)、(?)机(Ji)械(Xie)控(Kong)制(Zhi)阀(Fa)电(Dian)磁(Ci)控(Kong)制(Zhi)阀(Fa)通(Tong)过(Guo)电(Dian)磁(Ci)力(Li)实(Shi)现(Xian)电(Dian)-气(Qi)的(De)联(Lian)合(He)控(Kong)制(Zhi)以(Yi)达(Da)到(Dao)远(Yuan)距(Ju)离(Li)操(Cao)作(Zuo);(?)气(Qi)压(Ya)控(Kong)制(Zhi)阀(Fa)依(Yi)靠(Kao)压(Ya)力(Li)来(Lai)改(Gai)变(Bian)气(Qi)流(Liu)方(Fang)向(Xiang),(?)它(Ta)的(De)优(You)势(Shi)在(Zai)于(Yu)能(Neng)够(Gou)在(Zai)高(Gao)温(Wen)、(?)易(Yi)燃(Ran)等(Deng)恶(E)劣(Lie)环(Huan)境(Jing)中(Zhong)工(Gong)作(Zuo);(?)人(Ren)力(Li)控(Kong)制(Zhi)阀(Fa)顾(Gu)名(Ming)思(Si)义(Yi)是(Shi)依(Yi)靠(Kao)人(Ren)力(Li)进(Jin)行(Xing)控(Kong)制(Zhi)从(Cong)而(?)改(Gai)变(Bian)气(Qi)流(Liu)方(Fang)向(Xiang),(?)分(Fen)为(Wei)手(Shou)动(Dong)和(He)脚(Jiao)踏(Ta)两(Liang)种(Zhong);(?)机(Ji)械(Xie)控(Kong)制(Zhi)阀(Fa)依(Yi)靠(Kao)的(De)是(Shi)机(Ji)械(Xie)外(Wai)力(Li)的(De)推(Tui)动(Dong),(?)常(Chang)常(Chang)作(Zuo)为(Wei)信(Xin)号(Hao)阀(Fa)使(Shi)用(Yong),(?)适(Shi)用(Yong)于(Yu)比(Bi)较(Jiao)复(Fu)杂(Za)的(De)控(Kong)制(Zhi)装(Zhuang)置(Zhi)之(Zhi)中(Zhong)。(?)
三(San)、(?) 直(Zhi)动(Dong)式(Shi)控(Kong)制(Zhi)阀(Fa)、(?)先(Xian)导(Dao)式(Shi)控(Kong)制(Zhi)阀(Fa)
直(Zhi)接(Jie)依(Yi)靠(Kao)某(Mou)种(Zhong)力(Li)量(Liang)进(Jin)行(Xing)气(Qi)流(Liu)转(Zhuan)换(Huan)的(De)阀(Fa)称(Cheng)之(Zhi)为(Wei)直(Zhi)动(Dong)式(Shi)气(Qi)阀(Fa),(?)例(Li)如(Ru)电(Dian)磁(Ci)控(Kong)制(Zhi)阀(Fa)、(?)人(Ren)力(Li)控(Kong)制(Zhi)阀(Fa)皆(Jie)属(Shu)于(Yu)直(Zhi)动(Dong)式(Shi)气(Qi)阀(Fa);(?)先(Xian)导(Dao)式(Shi)气(Qi)阀(Fa)则(Ze)是(Shi)要(Yao)依(Yi)靠(Kao)先(Xian)导(Dao)阀(Fa)输(Shu)出(Chu)气(Qi)压(Ya)力(Li),(?)然(Ran)后(Hou)通(Tong)过(Guo)先(Xian)导(Dao)阀(Fa)推(Tui)动(Dong)主(Zhu)阀(Fa)进(Jin)行(Xing)运(Yun)作(Zuo)。(?)
四(Si)、(?) 单(Dan)控(Kong)式(Shi)控(Kong)制(Zhi)阀(Fa)和(He)双(Shuang)控(Kong)式(Shi)控(Kong)制(Zhi)阀(Fa)
根(Gen)据(Ju)控(Kong)制(Zhi)数(Shu)的(De)不(Bu)同(Tong),(?)控(Kong)制(Zhi)信(Xin)号(Hao)依(Yi)次(Ci)发(Fa)挥(Hui)作(Zuo)用(Yong)的(De)称(Cheng)为(Wei)单(Dan)控(Kong)式(Shi)控(Kong)制(Zhi)阀(Fa),(?)而(?)同(Tong)时(Shi)拥(Yong)除(Chu)此(Ci)之(Zhi)外(Wai),(?)SMC方(Fang)向(Xiang)控(Kong)制(Zhi)阀(Fa)还(Huan)按(An)照(Zhao)流(Liu)通(Tong)能(Neng)力(Li)、(?)连(Lian)接(Jie)方(Fang)式(Shi)、(?)切(Qie)换(Huan)通(Tong)口(Kou)数(Shu)目(Mu)等(Deng)进(Jin)行(Xing)了(Liao)划(Hua)分(Fen)。(?)
常(Chang)见(Jian)SMC方(Fang)向(Xiang)控(Kong)制(Zhi)阀(Fa)是(Shi)什(Shi)么(Me)