Vhuru yemagetsi uye pneumatic actuators Nhanganyaya Yakareruka vharafu pneumatic actuators

Mavharuvhu emagetsi uye pneumatic actuators Nhanganyaya Yakareruka vharafu pneumatic actuators Iyo yemagetsi actuator inowanzo umbwa nemota, inoderedza, ruoko rwekushandisa mashandiro, mechanical chinzvimbo chinoratidza magadzirirwo uye zvimwe zvikamu. Kuenzaniswa nemamwe mavharuvhu drive mudziyo, yemagetsi dhiraivha mudziyo ine hunhu hwesimba sosi, kukurumidza kushanda, nyore, uye nyore kusangana nemhando dzakasiyana dzekutonga. Naizvozvo, muvharuvhu actuation mudziyo, mudziyo wemagetsi unotonga. Ita kuti tafura yeconvex pambiru inotenderera uye kwainoenda miseve kumativi ese inoenderana kusvika kutenderedzwa kudzokera kumusoro shaft retezve. Zvadaro ipai chiratidzo chakazaruka uye chekuvhara, ona kana valve inosangana nezvinodiwa ... Valve actuating mechanism Nhanganyaya yemagetsi uye pneumatic actuators 1.1 Pneumatic actuator Valve pneumatic drive device yakachengeteka, yakavimbika, inodhura, iri nyore kushandisa nekugadzirisa, i bazi revhavha drive mechanism. Pneumatic zvishandiso zvinoshandiswa zvakanyanya mukuputika-proof application. Iyo valve pneumatic drive mudziyo inoshandisa iyo mhepo sosi inoshanda kumanikidza yakaderera, saizi yechimiro haina kukura, iyo yakazara yekusundidzira yevhavha pneumatic drive mudziyo haisi yakakura kwazvo. Pneumatic nhete firimu actuator Chitubu chimwe chete, chiito chakanaka Zvitubu zvakawanda, maitiro Cylinder horizontal actuator (hapana chitubu) Chiito chimwe chete (spring return) Electric actuator Chitubu chemagetsi chinowanzo umbwa nemotor, reducer, hand operating mechanism, mechanic position inoratidza magadzirirwo uye zvimwe zvikamu. Kuenzaniswa nemamwe mavharuvhu drive mudziyo, yemagetsi dhiraivha mudziyo ine hunhu hwesimba sosi, kukurumidza kushanda, nyore, uye nyore kusangana nemhando dzakasiyana dzekutonga. Naizvozvo, muvharuvhu actuation mudziyo, mudziyo wemagetsi unotonga. 2. Kutumirwa kweactuator 2.1 Kutumirwa kwemusoro wemagetsi Paunenge uchigadzirisa magetsi emagetsi, shandisa vhiri reruoko kuti uvhure valve kusvika panzvimbo yepakati, uye wopa chiratidzo chakazaruka kana kuvhara, kuti uone kana valve iri kufamba nenzira yakarurama, kana zvakapesana, mota yakadzoserwa kumashure, inongoda kuchinjanisa zvikamu zviviri zvemota matatu-chikamu magetsi. Iyo torque switch yakaiswa mushure mekubva mufekitori, uye kazhinji haidi kugadziridzwa. Kana kugadzirisa kuchidikanwa, tsvaga kukosha kwechiyero pane torque switch mune yekuraira bhuku kuti ugadzirise. Yakagadziridzwa mamakisi ekuchinja kwesitiroko padhuze nekuvhurika, padhuze nekugadzirisa, bhuku "akagara", shaft yevharuvhu ine screwdriver pasi. Uye kutenderedza 90 ° inogona kunamira, dzvanya padhuze nemuseve unotenderera kuti ugadzirise nati, kusvika padhuze kutenderedza mbiru chiitiko, tenderedza mbiru papuratifomu yeconvex inopindirana nemuseve wekutungamira pane yekutanga (isina chiitiko chimiro, convex. gwara uye museve wakananga wakatwasuka). Paunenge uchigadzirisa nzira yekuvhura, nemaoko shandura vharuvhu kuti "ivhure zvizere", dzvanya shaft yepamusoro nemutyairi, uye tenderera 90 ° kuti unamire, dzvanya museve wakavhurika kutenderedza yakavhurika gadziriso nati, kusvika yakavhurika inotenderera inotenderera chiitiko, kuitira kuti musoro weconvex pambiru inotenderera uye kwainoenda miseve kumativi ese ingofanana, tenderedza shaft yepamusoro kuti uise patsva. Wobva wapa iyo yakavhurika, yekuvhara chiratidzo, ona kana vharafu inosangana nezvinodiwa. 2.2 Pneumatic musoro debugging Pneumatic actuator debugging, kunyanya pane positioner debugging. Kutanga kuisa kuvhara nzvimbo yevharuvhu, kuitira kuvimbisa kuti vharafu yakavharwa zvakasimba, shandura coupling nut kuti ivhare pahunde yevharuvhu kusvika pari zvino, simbi yevharuvhu uye chigaro chevharuvhu inofanira kuswedera pedyo, kugadzirisa stem stroke scale kusvika zero, uye wotendeuka. pamhepo, mweya wekupa mhepo kune kudzvanywa kunodiwa nekumanikidza kudzikisa vharafu, wobva washandisa 4 ma ikozvino chiratidzo jenareta kune yekuisa locator, Rongedza zero point inogadzirisa handwheel pane positioner kusvika vharafu ichangotanga kushanda, wozoisa 20mA. ikozvino, gadzirisa zero point inogadzirisa handwheel uye dhizaini yekugadzirisa zvinoenderana nechiyero chesitiroko kuita kuti stem sitiroko ivhure zvizere, uye wodzokorora matanho ekuisa e4mA uye 20mA, kusvika vharafu yasangana nezvinodiwa zve4mA yakavharwa zvizere uye 20mA yakavhurika zvizere. . Kuti uone kuti valve yakavharwa pa 4mA, 4.10 ~ 4.15mA ikozvino inogona kuiswa sechiratidzo chekuvhara kwakazara panguva yekugadzirisa, kuitira kuti 4mA ikozvino inogona kunyatsovhara valve mumamiriro chaiwo ekushanda. Ese akareruka pneumatic akawanda-spring firimu actuators anoumbwa diaphragm, compression chitubu, tray, push rod, bracket, bushing film cover uye zvimwe zvikamu zvikuru. Iyo diaphragm ndeye yakadzika bheseni chimiro, yakavharwa nebutadiene rabha kuti iwedzere kusimba kwejira repolyester uye kuve nechokwadi kusimba, uye inogona kushandiswa pakudziya kwe30 ~ 85 ℃. Chitubu chekumanikidza chinoshandisa musanganiswa wezvitubu zvakawanda pane chitubu chikuru muchimiro chakajairwa, nokudaro kuderedza kureba. Nhamba yezvitubu inogona kukamurwa kuva 4, 6, kana 8. Nhungamiro yepamusoro yetsvimbo yekusundira inopedzwa uye pamusoro inobatwa ... Chiedza chepneumatic actuators inozivikanwawo sefine small pneumatic actuators. Ichi chigadzirwa chine hunhu hwehuremu huremu, huremu hudiki, compact chimiro, kuisirwa nyore, kuita kwakavimbika, hombe yekuburitsa simba, kuchengetedza simba uye zvichingodaro. Kana YAKASIKIRWA PAMUSORO, kana ichienzaniswa neyakajairwa pneumatic control valve, kureba kunoderedzwa ne30%, uremu hunoderedzwa ne30%, asi kuyerera kwemvura kunowedzera ne30%, uye chiyero chinogadziriswa chinowedzerwa kusvika ku50: 1. . Chimiro chayo uye nheyo yekushanda inoratidzwa muMufananidzo 2-20 FIG. 2-20 light duty pneumatic actuator A) yakananga sitiroko (rection type) b) angular sitiroko (yakanaka chiitiko rudzi) Chiedza chepneumatic multi-spring film actuator inogona kukamurwa kuita yakanaka acting mhando (Mufananidzo 2-20B) uye yakaipa acting mhando (Mufananidzo. 2-20A) zvinoenderana nemaitiro ekuita. Mushure mekuumbwa kwevharuvhu yekudzora, zvinoenderana nekuvhura nekuvhara modhi yakakamurwa kuva maviri marudzi egasi kure uye gasi rakavhurika. Mufananidzo 2-20A is a straight stroke pneumatic actuator. Inogamuchira chiratidzo chemhepo kubva kune chiridzwa chekutonga, kana chiratidzo chemagetsi chinoshandurwa kuva mhepo yemhepo kuburikidza neshanduro yemagetsi, inopinza mukamuri yemhepo, ichiita pafirimu mushure mekukanda, kuitira kuti kubuda tsvimbo kufamba. Kusundirwa uku kunodzvanya chitubu panguva imwe chete, kudzamara yaenzana nesimba rekuita zvechirimo, kuitira kuti tsvimbo yekubuda isvike panzvimbo yakafanotemerwa. Mufananidzo 2-20B is an angular stroke pneumatic actuator. Nheyo yayo yekushanda ndeye: chiratidzo chechiratidzo kana chiratidzo chemagetsi kubva kune chiridzwa chinodzora, kuburikidza nekushandurwa kwemagetsi kuita kupinza kwemhepo kumhepo kukamuri yemhepo, ichiita pafirimu kuti ibudise kusunda, kuitira kuti push rod kufamba, uyezve nekutenderera kwemutsara. michina inoshandurwa kuita torque, inoburitsa angular displacement. Kana iyo yekubuda tsvimbo inosvika panzvimbo yakafanotemerwa, kubuda kweangular sitiroko zvakare ndeyechokwadi. Kana iyo actuator uye positioner zvabatanidzwa, iyo inotenderera Angle yeinobuda shaft inodzoserwa kune chinzvimbo, iyo inogona kuzadzisa chinangwa chechokwadi chekumisikidza kweinotenderera Angle. Ese akareruka pneumatic akawanda-spring firimu actuators anoumbwa diaphragm, compression chitubu, tray, push rod, bracket, bushing film cover uye zvimwe zvikamu zvikuru. Iyo diaphragm ndeye yakadzika bheseni chimiro, yakavharwa nebutadiene rabha kuti iwedzere kusimba kwejira repolyester uye kuve nechokwadi kusimba, uye inogona kushandiswa pakudziya kwe30 ~ 85 ℃. Chitubu chekumanikidza chinoshandisa musanganiswa wezvitubu zvakawanda pachinzvimbo chechitubu chikuru muchimiro chakajairwa, nokudaro kuderedza kureba. Nhamba yezvitubu inogona kukamurwa kuva 4, 6, kana 8. Nhungamiro yepamusoro yetsvimbo yekusundidzira inopedzwa uye nzvimbo inobatwa kuti ivandudze kuoma, kuderedza kuoma kwepamusoro, kuderedza kukanganisa kwekudzoka uye kuwedzera chisimbiso chekuita. Reaction type actuator inowanzo tora 0 chimiro chekuisa chisimbiso mhete uye kusunda tsvimbo, shaft sleeve, chimiro chakareruka, chisimbiso chakavimbika, dhizaini isina compression chitubu chekugadzirisa mashandiro, inogona kuunganidzwa panguva, haidi kugadzirisa. Kubatana kwetsvimbo yekusundidzira uye hunde yevharuvhu inogona kazhinji kushandiswa kuvhura musono nati, nyore kuparadzanisa uye kuunganidza. Muchiedza chebasa pneumatic actuators, kaviri chitubu pneumatic actuators sezvinoratidzwa mumufananidzo 2-21 inogona kushandiswa zvakare. Inoisa chitubu chidiki mukati mechitubu chikuru. Zvitubu zviviri zvinoshanda paurefu hwakafanana asi zvine kuoma kwakasiyana, asi kuomarara kwese ndiko kuwanda kwekuoma kwezvitubu zviviri. Nenzira iyi, kureba kwese kwese actuator kunogona kuderedzwa, kuitira kuti chimiro chiwedzere compact. FIG. 2-21 double spring pneumatic actuator A) Mhepo yakavhurika b) mhepo yakavharwa Sezvo LIGHTWEIGHT pneumatic ACTUATORS AKAVAKWA NEZVIRIPO ZVAKAWANDA ZVIRI MUMIDZIMA YEFILM TETE, RUTSIGIRO RWAKAKURU CHECONVENTIONAL STRUCTURES INOGONA KUTSINWA NEMASIRE maviri esimbi. Ichi chimiro chakareruka mukurema uye chakavimbika zvakakwana musimba; Izvo zvisingabatsiri ndezvokuti kugadzirisa sitiroko inofanira kubviswa uye kugadziriswa isati yaisa diaphragm chamber chepamusoro chivharo. Kana chitubu chichidiwa kuti chishandiswe pakumanikidza kwakanyanya kana hukuru hwakakura, zvinoda simba rakakura, uye uchida compact chimiro, unogona kushandisa kaviri-layer membrane musoro chimiro, ona Mufananidzo 2-22. Kunyange zvazvo chimiro chacho chakanyanya kuoma, chakareruka. Misoro yayo miviri yemembrane ine diaphragm miviri inoshanda pamwe chete kugamuchira chiratidzo chemhepo yakafanana, iyo inoguma simba rekusundidzira chiito che stem, simba rinoguma rinogona kusvika 3000-60000N.