A pneumatic actuator is a actuator inoshandisa mweya wekumanikidza kutyaira kuvhura, kuvhara kana kudzora kwevhavha. Inonzi zvakare pneumatic actuator kana pneumatic device. Pneumatic actuators dzimwe nguva inoshongedzerwa nemimwe michina yekubatsira. Anowanzo shandiswa mavharuvhu ekumisikidza uye mavhiri emaoko. Basa revhavha rinomira ndere kushandisa chirevo chemhinduro kuti uvandudze mashandiro eiyo actuator kuitira kuti iyo actuator iwane chaiyo yekumisikidza zvinoenderana nechiratidzo chekudzora chemutongi. Basa rekugadzirisa handwheel nderekuishandisa kuti ishandise zvakananga valve yekudzora kuchengetedza kugadzirwa kwakajairwa kana hurongwa hwekutonga hukatadza nekuda kwekubuda kwemagetsi, kubuda kwegasi, hapana kubuda kwemutongi kana kutadza kweiyo actuator.
Kushanda Nheyo yePneumatic Actuator
Kana mhepo yakamanikidzwa ichipinda mupneumatic actuator kubva mumhuno A, gasi rinosundidzira pistons mbiri kuti ifambe zvakatevedzana kumagumo ese (cylinder head ends), uye rack iri papiston inotyaira giya riri pashaft inotenderera kuti itenderere 90 degrees counterclockwise, uye vharuvhu inovhurwa. Panguva ino, gasi pamigumo miviri yepneumatic actuator inobudiswa kubva mumuromo B. Kusiyana neizvi, kana mhepo yakamanikidzwa inopinda kumativi maviri emhepo inofambisa pneumatic kubva kuB nozzle, gasi rinosundira piston kaviri kuti ifambe mutsara pakati, uye rack papiston inotyaira giya pane inotenderera inotenderera, 0 madhigirii kutenderera inotenderera. Panguva ino, iyo gasi iri pakati peiyo pneumatic actuator inoburitswa kubva kuA nozzle. Izvo zviri pamusoro apa ndiyo nzira yekufambisa yemhando yemhando. Zvinoenderana nezvinodiwa nemushandisi, iyo pneumatic actuator inogona kuisirwa neinotapurirana musimboti yakatarisana neyakajairwa mhando, ndiko kuti, axis yakasarudzwa inotenderera newachi kuti ivhure vharafu, uye inotenderera inopesana newachi kuvhara valve. Iyo A nozzle ye single-acting (spring return type) pneumatic actuator ndiyo inopinza mhepo, uye B nozzle ndiyo gomba rekuburitsa (B nozzle inofanira kuiswa ne muffler). Iyo A nozzle inlet inovhura vharuvhu, uye simba rechirimo rinovhara vharafu kana mweya wagurwa.
Kuita kwePneumatic Actuator
1. Iyo yakatemerwa inoburitsa simba kana torque yepneumatic mudziyo inofanirwa kuenderana nepasi rose uye nevatengi mitemo
2. Pasi pemamiriro ezvinhu asina-mutoro, silinda inopinza nemhepo inotsikirira inotsanangurwa mu "Table 2", uye kufamba kwayo kunofanira kunge kwakatsetseka pasina jamming kana kukambaira.
3. Pasi pemhepo ye0.6MPa, iyo inobuda torque kana kukanda kwepneumatic device mune zvose zvekuzarura nekuvhara nzira hazvizove zvishoma kudarika kukosha kwakaratidzwa pane nameplate yepneumatic device, uye chiito chacho chichave chichigadziriswa, uye hapana kushanduka kwechigarire kana chimwe chiitiko chisina kujairika chichaitika mune chero chikamu.
4. Kana bvunzo yekuisa chisimbiso ichiitwa nehupamhi hwekushanda kwekushanda, huwandu hwemhepo inodonha kubva kune yega yega yekumanikidza divi haifanire kudarika (3 + 0.15D) cm3 / min (yakajairwa mamiriro); huwandu hwemhepo inodonha kubva kumagumo chivharo uye inobuda shaft haifaniri kudarika (3+0.15d)cm3/min.
5. Muedzo wesimba unoitwa ne 1.5 nguva yakanyanya kushanda. Mushure mekuchengetedza kudzvanywa kwekuyedza kwemaminetsi matatu, silinda yekupedzisira chivharo uye static yekuisa chisimbiso zvikamu hazvibvumidzwe kuve nekuvuza uye deformation yemaitiro.
6. Nhamba yehupenyu hwekuita, iyo pneumatic device inofananidzira chiito chepneumatic valve. Pasi pemamiriro ekuchengetedza torque yekubuda kana simba rekusundira mumativi ese, huwandu hwekuvhura nekuvhara mashandiro haafanire kunge ari pasi pe50,000 nguva (imwe yekuvhura-yekuvhara kutenderera).
7. Kune michina yepneumatic ine buffer mechanisms, apo piston inofamba ichienda kunzvimbo yekupedzisira yekurohwa, kukanganisa hakubvumirwi.
Zvakanakira zvePneumatic Actuators
1. Gamuchira zviratidzo zvegasi zvinopfuurira uye kubudiswa kwemutsara wekutsvaga (mushure mekuwedzera magetsi / gasi shanduko yekushandura, inogonawo kugamuchira zviratidzo zvemagetsi zvinoramba zvichienderera mberi). Vamwe vanogona kuburitsa angular displacement mushure mekushongedzerwa nerocker ruoko.
2. Pane zvakanaka uye zvakaipa chiito mabasa.
3. Iyo inofamba inomhanya yakakwirira, asi iyo inononoka inononoka apo mutoro unowedzera.
4. Simba rinobuda rine chokuita nekushanda kwekushanda.
5. Kuvimbika kwepamusoro, asi valve haigoni kuchengetedzwa mushure mokunge mhepo inoputika ichikanganiswa (inogona kuchengetedzwa mushure mekuwedzera chigadziro chekuchengetedza nzvimbo).
6. Hazvina kunaka kuona segmented control uye chirongwa chekutonga.
7. Kuchengetedza kuri nyore uye kugadzikana kwakanaka kune zvakatipoteredza.
8. Simba guru rekubuda.
9. Iine basa rinoputika-risingapindi.
Muchirimo
Iyo yekuisa uye yekubatanidza zviyero zvepneumatic actuators uye mavharuvhu akagadzirwa zvinoenderana nepasi rose zviyero ISO5211, DIN3337 uye VDI/VDE3845, uye inogona kuchinjana neyakajairika pneumatic actuators.
Mhepo yemhepo gomba inoenderana neNAMUR standard.
Iyo yepasi shaft yekuungana gomba yepneumatic actuator (inoenderana neISO5211 yakajairwa) ine mativi akapetwa kaviri, ayo ari nyore kune linear kana 45 ° kuisirwa angle mavharuvhu ane sikweya tsvimbo.
Nguva yekutumira: Feb-16-2025