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[Actuator] Motlakase le pneumatic actuators: papiso ea litšobotsi tsa ts'ebetso

moetsi oa 5

 

Li-actuator tsa motlakase le tsa moeabakeng sa li-valve tsa liphaephe: Ho bonahala eka mefuta e 'meli ea li-actuator e fapane haholo,' me khetho e lokela ho etsoa ho latela mohloli oa matla o fumanehang sebakeng sa ho kenya.Empa ha e le hantle pono ena e leeme.Ho phaella ho liphapang tse ka sehloohong le tse totobetseng, li boetse li na le likarolo tse ngata tse sa hlakileng tse ikhethang.

actuator 2

 

Li-actuator tsa motlakase le tsa pneumatic ke mekhoa e 'meli e sebelisoang haholo ho litsamaiso tsa boiketsetso.Hangata, qeto ea khetho ea actuator e etsoa molemong oa moralo oa mantlha, 'me e tla sebelisoa ho fihlela qetellong ea potoloho ea bophelo kamora ho kenya.

Ha u khetha mofuta oa motlakase oa actuator, hangata batho ha ba nahane ka mekhahlelo ea mokhoa oa ho sebetsa ka har'a liphaephe, empa ba ela hloko feela lisebelisoa tse ka hare tsa litšupiso tsa moqapi, boemo ba phepelo ea motlakase, kapa hore na setša se ka fana ka thepa e kholo. bongata ba khase e entsoeng esale pele.

Leha ho le joalo, nakong ea ts'ebetso, hangata ho fumanoa hore li-valve tse ling li hloka ho hlomelloa ka li-actuator, kapa li-parameter tsa mokhoa oa ho sebetsa li-valve tse ling li tla fetoha.Joale ho hlaha potso: Na ke lokela ho boloka actuator ea mantlha kapa ke e nkele sebaka ka actuator e 'ngoe ho ntlafatsa ts'ebetso?

Bophelo bo bolelele ba tšebeletso

Sengoliloeng sena se tla hlahisa le ho bapisa litšobotsi tsa mantlha tsa ts'ebetso ea li-actuator tsa motlakase le tsa moea.

Tlas'a maemo a tloaelehileng, bahlahisi ba tla netefatsa lipotoloho tse 10,000 tsa ts'ebetso bakeng sa li-actuator tsa motlakase le li-cycle tse 100,000 tsa ts'ebetso ea li-pneumatic actuators.Ho hlakile hore ho latela palo ea lipotoloho tsa ts'ebetso, actuator ea pneumatic e na le bophelo bo bolelele ka lebaka la sebopeho sa eona se bonolo.Ntle le moo, sebaka sa likhohlano sa mochini oa pneumatic actuator se entsoe ka elastomer kapa polymer, 'me ho bonolo ho nkela sebaka sa li-O-rings le likarolo tsa tataiso tsa polasetiki.

Joalo ka mochini o kenyang motlakase, hangata ho na le lebokose la li-gear tse fokotsang ho tloha ho enjene ho ea ho shaft e tsoang.Ho na le likere tse ngata tse kopanyang tse ling, tse tla tsofala nakong ea ts'ebetso.Hape ke habohlokoa ho hlokomela hore ha ho hlokahale hore u fetole mafura a lubricating nakong eohle ea bophelo ba pneumatic actuator.

Torque

E 'ngoe ea likarolo tsa bohlokoa tsa ts'ebetso ea li-actuator tsa liphaephe ke torque.Torque ea actuator ea motlakase e ipapisitse le moralo (karolo ea kamehla) le matla a sebelisoang ho stator.Torque ea mochine oa pneumatic e itšetlehile ka moralo (karolo e sa khaotseng) le khatello ea phepelo ea moea e fanoang ho pneumatic actuator.

Ka kakaretso, torque ea actuator e hloka ho ba kholo ho feta torque e kholo ea valve, kapa e kholo ho feta torque e hlokahalang ho tsamaisa ntho ea shutoff.Ts'ebelisong ea 'nete, torque ea' nete ea valve e kanna ea ba kholo ho feta torque e boletsoeng ke lets'oao la moetsi, hape e kholo ho feta torque e kholo ea actuator.Ha ho pelaelo hore sena ke tšohanyetso.

Haeba u tsoela pele ho tsamaisa actuator, e ka baka tšenyo ho actuator le valve.Haeba torque ea valve e eketseha, motlakase o tla eketsa butle-butle ho fihlela o fihla ho boleng ba ho hula (boleng ba ho hula).Sena se bolela hore sebopeho sa mochine se qobelloa ho hlahisa le ho mamella torque e feteletseng ho feta moeli oa moralo.

Ho feta ts'ireletso ea torque

E le ho thibela lisebelisoa hore li se ke tsa senyeha tlas'a maemo a boletsoeng ka holimo, mochine oa motlakase o ka ba le lisebelisoa tse ling tse khethehileng.Ntho e tloaelehileng ka ho fetisisa ke mochine oa torque, o ka bang mochine (molao-motheo o tloaelehileng oa ho sebetsa ke hore sesebelisoa sa sebōkō se tsamaea axially linearly sebakeng sa ho feta-torque);e ka boela ea e-ba elektronike (molao-motheo o tloaelehileng ke ho lekanya stator hona joale, kapa phello ea Holo.).Ha torque e feta boleng bo phahameng bo etselitsoeng, sesebelisoa sa torque se ka khaola motlakase oa stator mme sa emisa mochini oa actuator.Ha ho na tlhoko ea ts'ireletso e fetang torque ho li-actuator tsa pneumatic.Haeba torque e sebelisoang ho valve e feta moeli o boletsoeng, thepa ea 'mele ea moea o hatelitsoeng e tla etsa hore mochine oa pneumatic o khaotse ho khanna.Ho fapana le li-actuator tsa motlakase, torque e hlahisoang ke li-actuator tsa pneumatic e ke ke ea feta moeli oa moralo.Ho ka nkoa hore haeba valve ea pipeline e na le mochine oa pneumatic, kotsi ea ho hlōleha ha thepa ka lebaka la torque e fetang boleng bo boletsoeng e tlosoa.

 acurator 3

 

Moralo o thibelang ho phatloha

Haeba ho na le thepa e kotsi tikolohong ea tšebeliso, lisebelisoa tsa motlakase li ka baka ho phatloha.Mabapi le maemo a ts'ireletso le mekhoa ea ts'ireletso tikolohong e kotsi, ha li kenyellelitsoe sengolong sena ka lebaka la meeli ea sebaka.

 

Leha ho le joalo, ho ntse ho hlokahala ho totobatsa hore lisebelisoa tse thibelang ho phatloha li tlameha ho sebelisoa libakeng tse nang le lisebelisoa tse kotsi.

Ha ho bapisoa le li-actuator tse tloaelehileng tsa liindasteri, li-actuator tsa motlakase tse thibelang ho phatloha bakeng sa li-valve tsa lipeipi li theko e boima haholo ebile li rarahane ho feta moralo.Esita le haeba mochine oa pneumatic actuator o sebelisoa sebakeng se kotsi, ha ho na kotsi e ka bang teng ea ho phatloha.Bakeng sa li-actuator tsa pneumatic, moralo o khethehileng oa tikoloho e kotsi o boetse o lekanyelitsoe ho li-positioners, li-valve tsa solenoid le li-switch switches (Setšoantšo sa 1-3).Ka mokhoa o ts'oanang, haeba mochini o kenyang moea o nang le ntho e thibelang ho phatloha o sebelisoa ho sebelisa valve ea liphaephe, litšenyehelo li tla ba tlase haholo ho feta tsa mochini o thibelang ho phatloha o nang le ts'ebetso e ts'oanang.

Ho beha maemo

Li-actuator tsa moea li na le e 'ngoe ea mefokolo ea bohlokoahali.Ha actuator e fihla bohareng ba stroke, boemo bo thata haholoanyane, ho bolelang hore boemo ba spool ea valve ea taolo bo thata haholoanyane.

Ka lebaka la litšobotsi tsa 'mele tsa moea, ho nepahala ha boemo ba li-actuator tsa pneumatic ho tlase ka makhetlo a' maloa ho feta ba li-actuator tsa motlakase.Haeba actuator ea motlakase e nka enjene e hatang, ho nepahala ha boemo ba eona ke liodara tse 'maloa tsa boholo bo phahameng ho feta ba mochini o kenyang moea o nang le setulo.Ea ho qetela e ka sebelisoa feela bakeng sa litsamaiso tse sa hlokeng ho nepahala ha boemo bo phahameng kapa ho nepahala ha taolo.Li-actuator tsa pneumatic tse sebelisoang ka li-valve tsa liphaephe li na le litšobotsi tsa tsona ka moralo oa moralo: likarolo tsohle tsa tsamaiso ea taolo li kenngoa ka holim'a ka ntle ho mochine, kapa ka ntle ho mohaho o moholo.Haeba o hloka ho fetola mokhoa oa ho sebetsa ho tloha ho laola, o hloka ho fetola valve ea solenoid ka boemo.Kaha likarolo tsena tse peli li kenngoa ka ntle ho pneumatic actuator, 'me moralo oa sebaka sa ho nyalana o tšoana, ho bonolo haholoanyane ho tlosa distributor le ho kenya boemo.Ka mantsoe a mang, actuator e tšoanang ea pneumatic e ka sebelisoa bakeng sa ho koala le ho laola ka ho nkela lisebelisoa tse lumellanang (Setšoantšo sa 1-2).

 


Nako ea poso: May-10-2021