Pneumatic control components uye basic circuits
Mune pneumatic masisitimu, zvinhu zvekudzora zvinhu zvakakosha pakudzora uye kudzora kudzvanywa, chiyero chekuyerera, kuyerera kwemhepo yakamanikidzwa uye kutumira masaini. Nekuvashandisa, akasiyana pneumatic maseketi anogona kuumbwa kuve nechokwadi chekuti pneumatic actuating zvinhu zvinoshanda zvakajairwa sezvinodiwa. Pneumatic control zvikamu zvinogona kuiswa muzvikamu zvitatu zvikuru zvichienderana nemabasa avo uye mashandisirwo: mavharuvhu ekudzora, mavharuvhu ekudzora, uye mavharuvhu ekudzora. Pamusoro pezvo, kune zvinhu zvepneumatic logic zvinogonesa mabasa akasiyana siyana nekuchinja kwaakananga uye ne-kubva pamhepo.
①Pressure control valve uye pressure control circuit
Mavharuvhu ekudzora mavharuvhu anonyanya kushandiswa kudzora kudzvanywa kwemagasi muhurongwa uye kusangana nemhando dzakasiyana dzekumanikidza. Mavharuvhu ekudzivirira anogona kuiswa mumhando nhatu: Rudzi rwekutanga ivhavha yekumanikidza inoderedza iyo inoshanda kuderedza uye kudzikamisa kudzvanywa; Rudzi rwechipiri ivhavhavhavha yekudzivirira inoshanda kudzikamisa kudzvanywa uye inopa kuchengetedzwa kwekuchengetedza, iyo valve yekuyamura. Rudzi rwechitatu ivharuvhu inoteedzana inoita mamwe madhiraivha zvichienderana nekusiyana kwegasi line kumanikidza.
1. Kuchengetedza vharafu
Ivhavha yekudzivirira inobata basa mukuchengetedzwa kwekuchengetedza muhurongwa. Kana iyo system yekumanikidza inodarika kukosha kwakatarwa, vharanda rekuchengetedza rinovhura kuburitsa chikamu chegasi mumhepo, kuve nechokwadi kuti kudzvanywa kwehurongwa hakupfuuri kukosha kunobvumirwa uye nokudaro kudzivirira njodzi dzinokonzerwa nekudzvinyirira kwakanyanya muhurongwa. Chimiro uye graphic chiratidzo chevhavha yekuchengetedza inoratidzwa mumufananidzo.
Mufananidzo: Chimiro uye graphic chiratidzo chevhavha yekuchengetedza
2. Kudzvinyirira{1}vharuvhu
Basa rekudzvanya-vharuvhu yekudzikisa nderokudzikisa kudzvanywa kwegasi rekupa sosi kune kudzvanywa kunodiwa nemudziyo uye kuona kuti kukosha kwekumanikidza kunoramba kwakagadzikana mushure mekudzikisa kuderera. Iko kushanda kwekutanga kwevhavha yekudzikisa kudzvinyirira kunosanganisira kudzvanywa kwekudzora huwandu, hunhu hwekumanikidza uye kuyerera maitiro. Hunhu hwekudzvanyirira uye hunhu hwekuyerera zvinhu zviviri zvakakosha zvemutsindo-vharuvhu yekudzikisa uye inoshanda semagadziko akakosha pakusarudzwa nekushandiswa kwayo. Paunosarudza kumanikidza -kuderedza valve, rudzi rwayo uye kumanikidzika kwekugadzirisa mutemo kunofanira kugadziriswa zvichienderana nezvinodiwa zvekushandisa, uye ipapo dhayamita yaro inofanira kusarudzwa maererano nehuwandu hwehuwandu hunobuda hunodiwa. Kurongeka kwevhavharu-yekudzikisa inoratidzwa mumufananidzo. Mhepo inotsikirira yevhavha inofanira kunge yakakura kupfuura iyo yakanyanya kubuda kumanikidza ne 0.1MPa. The pressure-vharuvhu yekudzikisa kazhinji inoiswa mushure meseparator yemvura uye sefa yemhepo uye pamberi peoiri mist lubricator, sezvakaratidzwa muFigure. Ndokumbira utarise kuti usadzorere kupinza kwayo nekubuda. Kana vharuvhu isingashandiswi, bhandi rinofanira kusunungurwa kudzivirira kuti diaphragm igare yakasvibiswa pasi pekumanikidzwa, izvo zvinogona kukanganisa kushanda kwayo.
Mufananidzo: Maumbirwo evharuvhu-yekudzikisa
Figure: Kuiswa nzvimbo yepressure{0}}vharuvhu yekudzikisa
3. Kudzvinyirira kudzora dunhu
Dzvinyiriro yekudzora dunhu idunhu rakakosha rinochengeta kudzvanywa mukati medunhu mukati meimwe chiyero kana kuti inogonesa dunhu kuwana kudzvanywa kwemazinga akasiyana. Iwo anowanzo shandiswa anosanganisira ekutanga kudzvanywa kudzora maseketi uye yechipiri kudzvinyirira kudzora maseketi.
Primary pressure control circuit
Iyo yekutanga dhizaini yekudzora yedunhu inoshandiswa kudzora kudzvanywa kwegasi rekuchengetedza tangi kuitira kuti isapfuure iyo yakataurwa yekumanikidza kukosha. Ekunze mavharuvhu ekuyamura uye magetsi ekubata kudzvanywa gauges anowanzoshandiswa kudzora kutanga uye kumira kwemhepo compressors, kuchengetedza kudzvanywa mumhepo yekuchengetedza tangi mukati meiyo yakatarwa. Magetsi ekubata kudzvanywa kwegeji anogamuchirwa, ayo ane zvakakwirira zvinodiwa zvemota uye kutonga. Ivo vanowanzo shandiswa kudzora madiki emhepo compressors, sezvakaratidzwa muFigure.
Mufananidzo: Primary pressure control circuit diagram
2) Secondary pressure control circuit
Yechipiri pressure control loop inonyanya kutonga iyo air source pressure yepneumatic system. Mukufambisa kwepneumatic, chinoparadzanisa mvura uye sefa yemhepo, vharuvhu inoderedza simba uye mafuta mhute lubricator zvinowanzonzi zvakabatana sepneumatic three-piece sets. Sezvinoratidzwa mumufananidzo, ndeyechipiri kudzvanywa kwekudzora seketi inoumbwa nepneumatic matatu-piece sets.
Mufananidzo: Secondary pressure control circuit
② Kuyerera kwevhavhavha uye kumhanya kwekudzora dunhu
Kuti ive nechokwadi chekushanda kwakanaka uye kwakavimbika kwecylinder, kukurumidza kufamba kwecylinder kunofanira kudzorwa. Imwe nzira yakajairika ndeyekushandisa kuyerera kwevhavhavha yekuzadzisa izvi. Kuyerera kwevhavhavhavha inofambisa inodzora kufamba kwepneumatic actuator nekugadzirisa gasi rekuyerera, uye kutonga kwekuyerera kwegasi kunowanikwa nekushandura nzvimbo yekuyerera kwevhavha yekudzivirira. Mavharuvhu anowanzo shandiswa anosanganisira throttle valves, one-way throttle valves, exhaust throttle valves, nezvimwewo.
Imwe-way throttle valve
Iyo-way throttle valve is A combined control valve inoumbwa neine-way valve uye throttle valve inofanana. Chimiro chayo uye chiratidzo chemifananidzo chinoratidzwa muMufananidzo. Kana mhepo ichiyerera ichibva pachiteshi P ichienda kuchiteshi A, inodzorwa nepakati pevharuvhu. Kana ichiyerera kubva kuA kuenda kuP, cheki chevhavha inovhura isina throttling. Imwe-way throttle valves anowanzo shandiswa mukudzora kumhanya uye kunonotsa masekete emasilinda.
Mufananidzo: Mamiriro nechiratidzo cheimwe-way throttle valve
2. Speed control loop
Kaviri{{0}macylinders ane nzira mbiri dzekugadzirisa: intake throttling uye exhaust throttling. Iyo nhamba inoratidza kutora throttling kugadzirisa dunhu. Munguva yekutora throttling, kana kutungamira kwemutoro kwakatarisana negwara repiston, kufamba kwepiston kunotarisana nechinhu chisina kuenzana, ndiko kuti, chiitiko chinokambaira. Kana dhairekitori remutoro richienderana negwara repiston, mutoro unogara uchioma, zvichiita kuti silinda ishaye simba. Naizvozvo, iyo yekutora throttling gadziriso yedunhu inonyanya kushandiswa kune vertically yakaiswa masilinda. Kune masilinda akaiswa akatwasuka, dunhu rekugadzirisa rinowanzotora exhaust throttling gadziriso wedunhu, sezvakaratidzwa mumufananidzo. Sezvinoratidzwa muFigure, ndiyo dhizaini yekudzora dhizaini inoumbwa nemavharuvhu e-throttle. Kana mweya wakadzvanyirirwa uchipinda kubva kumagumo A uye wapera kubva kumagumo B, cheki vharuvhu yeimwe-way throttle valve A inovhura nekukasira kupinza mhango isina tsvimbo yecylinder. Sezvo imwe{{10}vharuvhu yenzira yeimwe-way throttle valve B yakavharwa, gasi riri murod cavity rinokwanisa kubuditswa chete ne throttle valve. Nekugadzirisa dhigirii yekuvhura yevharuvhu B, kumhanya kwekufamba kana silinda inotambanuka inogona kuchinjwa. Sezvineiwo, kugadzirisa dhigirii yekuvhura yevharuvhu A inogona kushandura kumhanya kwecylinder painodzosera. Iyi nzira yekudzora inovimbisa kushanda kwakagadzikana kwepiston uye ndiyo inonyanya kushandiswa.
Figure: Unidirectional gadziriso yedunhu yekaviri-anobata silinda
Mufananidzo: Speed control circuit inoumbwa nemavharuvhu e-throttle Figure
③ Electromagnetic directional control valve uye pneumatic control circuit
1. Directional control valve
Iro rinotungamirira vharafu rinoshandiswa kudzora mafambiro ekufambisa kwemhepo yakamanikidzwa uye kukanganisa kuyerera kwemhepo. Pneumatic directional control valves inogona kuiswa mumhando dzakasiyana zvichienderana nechimiro chevhavha core, senge slide valve type, globe type, flat surface type, plug type uye diaphragm type, pakati peiyo globe type uye slide valve type inonyanya kushandiswa. Zvinoenderana nemhando dzakasiyana dzekudzora, dzinogona kuiswa mumhando yemagetsi emagetsi, pneumatic control type, mechanical control type, manual control type uye time control type, etc. Zvinoenderana nemaitiro avo ekushanda, anogona kuiswa muunidirectional type uye reversing type. Zvichienderana nenhamba yezviteshi uye nenhamba yenzvimbo dzepakati pemavharuvhu, inogona kuiswa mumhando dzakasiyana-siyana senge mbiri-nzvimbo mbiri-nzira, mbiri-nzvimbo nhatu-nzira, uye nhatu-chishanu-nzira, sezvaratidzwa muTable.
Tafura: Ports uye Kushanda Positions of Directional Control Valves
2. Electromagnetic directional control valve
Iyo electromagnetic directional control valve inoshandisa simba rekusveta re electromagnet kusundira vheji yepakati kushandura nzvimbo yekushanda yevharuvhu, nekudaro ichidzora mafambiro emhepo. Sezvo ichigona kudzorwa nezviratidzo zvinotumirwa nepush-mabhatani anochinja, chinja chinja, pedyo nepano, zvichingodaro, zviri nyore kuwana maelectro-pneumatic combined control uye anogona kushandiswa ari kure, aine maapplication akawanda. Chimiro chinonyanyozivikanwa chemavharuvhu e solenoid chinobva pahuwandu hwezviteshi nenzvimbo yekushanda yevharuvhu core, kusanganisira mbiri-nzvimbo mbiri-nzira, mbiri-nzvimbo nhatu-nzira, nhatu-nzvimbo shanu-nzira, nezvimwe zvakawanda. Zvichienderana nehuwandu hwemakoiri anofambiswa neelectromagnetic, mavharuvhu esolenoid anoiswa mumhando imwe-inodzorwa uye{13}}inodzorwa. Mavharuvhu magineti emagetsi akaiswa mumhando nhatu zvichienderana neakasiyana magetsi masosi anoshandiswa: AC mhando, DC mhando uye yemuno mhando. Iyi mhando ndiyo AC yemunharaunda rectifier mhando. Magineti emagetsi aya pachawo ane half-wave rectifier, inogona kushandisa AC zvakananga uku iine chimiro nemaitiro eDC electromagnet. Kana iri kushandiswa, iyo yakakodzera electromagnetic directional control valve inofanirwa kusarudzwa zvinoenderana nezvinodiwa zvekutonga.
Mufananidzo unoratidza dhiyagiramu yemaitiro ekushanda kweyakananga-inoita imwe yemagetsi inodzorwa mbiri-nzvimbo yetatu-nzira ye electromagnetic directional control valve.
Mufananidzo: dhiyagiramu yemisimboti inoshanda yeyakananga-inoita imwe magetsi inodzorwa nemagetsi emagetsi ekutungamirira vharafu.
Kushanda musimboti: Kana magineti emagetsi apera-simba, vharuvhu inosundirwa kumucheto wekumusoro nechitubu, ichibatanidza 7 neA. Kana magineti emagetsi aiswa simba, musimboti wesimbi unosunda simbi yevharuvhu kusvika kumucheto kwepasi kuburikidza netsvimbo yekusundidzira, ichibatanidza P naA.
Mufananidzo unoratidza dhiyagiramu yemisimboti yekushanda yeyakananga-yekuita, inodzorwa nemagetsi kaviri-nzvimbo shanu-nzira ye electromagnetic directional control valve. Mufananidzo uyu unoratidza dhiyagiramu yemusimboti wekushanda wemutyairi-unoshanda kaviri magetsi anodzorwa negwara rekutungamira.
Mufananidzo: dhiyagiramu yemisimboti inoshanda ye-inoshanda kaviri inodzorwa nemagetsi maviri-nzvimbo shanu-way solenoid valve
Mufananidzo: dhiyagiramu yemusimboti wekushanda wemutyairi-unoshanda kaviri magetsi anodzorwa neDirectional control valve.
Pamusoro pane Pneumatic control zvikamu uye zvekutanga maseketi zvemukati. Kuti uwane rumwe ruzivo rwakabatana, shanyahttps://www.joosungauto.com/.
