Shin Slip Ring Pneumatic Pneumatic Yana Aiki Da Aminci?
Tsarin huhu na zame zobe yana aiki da dogaro lokacin da aka ƙayyade da kuma kiyaye shi, tare da raka'a na zamani suna samun juyi miliyan 10 zuwa miliyan 200 dangane da yanayin aiki. Amincewar su ya dogara ne akan amincin hatimi, ingancin lamba, da ƙimar kariyar muhalli.
Gaskiyar ta fi karkata fiye da sauƙaƙan e{0}}ko{1}}ba amsa. Zoben zamewa na pneumatic yana aiki a 300 rpm tare da ingantaccen hatimin IP65 a cikin yanayin sarrafawa na iya isar da sabis na shekaru da yawa. Wannan naúrar da aka fallasa ga girgizar da ta wuce kima, gurɓataccen iska, ko matsa lamba fiye da ƙimar sanduna 100 za ta gaza cikin watanni.
Mahimman Abubuwan da ke Ƙayyade Dogara
Tsarukan haɗin kai guda uku suna sarrafa ko zoben zamewar huhu yana aiki akai-akai ko ya zama ciwon kai mai kulawa.
Rufe gine-gineya samar da layin farko na tsaro. Na'urorin huhu na huhu na zamewa masu inganci suna amfani da hatimin injina tare da zoben O{2} ko gaskets na musamman don hana zubewar iska tsakanin sassan juyawa da a tsaye. Dole ne hatimin ya kiyaye mutunci a cikin kewayon matsi na aiki yayin da yake ɗaukar haɓakar zafi. Tsarin da aka ƙididdige don matsa lamba 100 yana buƙatar ingantattun hanyoyin hatimi waɗanda daidaitattun raka'a ba su da-yawanci haɗe da hatimai da yawa tare da hatimin rata ko ƙirar injina.
Goga tsarin tuntuɓar junarike watsa wutar lantarki. Waɗannan suna amfani da gawa mai daraja na ƙarfe ko graphite mai ɗaukar nauyi waɗanda ke kiyaye matsa lamba akai-akai akan zoben da ke juyawa. Juriya na tuntuɓar da ke ƙasa 5 milliohms yana nuna aikin lafiya. Lokacin da juriya ya hau sama da 15{6}} 20 milliohms, lalata sigina da hayaniyar lantarki. Zaɓin kayan goga kai tsaye yana tasiri tsawon rayuwa{7}}zinariya{9}} lambobin zinare a cikin mahallin da aka sarrafa na iya wuce juyi miliyan 500, yayin da daidaitattun haɗin gwiwar jan karfe-graphite kan kai juyi miliyan 100-150 kafin neman canji.
Majalisi masu ɗaukar nauyiba da damar juyawa mai santsi tare da ƙaramin gogayya. Ingantattun zoben zamewa na pneumatic sun haɗa madaidaiciyar bearings waɗanda aka ƙididdige su don takamaiman kaya da bayanin martaba na sauri. Rashin gazawar yana haifar da rashin daidaituwa ta hanyar tsarin{2}} rashin daidaituwa yana ƙaruwa da goge goge, yana daidaita tasirin hatimi, da gabatar da rawar jiki wanda ke hanzarta lalata abubuwan. Raka'a da aka ƙera don ci gaba da jujjuyawar rpm 300 suna buƙatar ƙayyadaddun bayanai daban-daban fiye da waɗanda ke sarrafa jujjuyawar lokaci har zuwa 2000 rpm.
Ma'aunin Aiki na Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwaƙwalwa
Gwajin gaskiya na duniya{0}yana bayyana tsarin aikin da ake iya faɗi wanda da wuya masana'antun ke bayyana dalla-dalla.
Ƙwayoyin zamewar huhu na masana'antu a cikin wuraren da aka kula da su yadda ya kamata suna nuna 98 - 99% na lokacin aiki a cikin shekaru da yawa{3}. Na'urar tono na ruwa ta amfani da tsarin silsilar zamewar pneumatic -tsararrun wutar lantarki don jujjuyawar sarrafa manyan gine-gine yawanci yana ganin tazarar kulawa na shekara-shekara, tare da maye gurbin goga kowane juyi miliyan 150-200. Shigar da injin turbin iska yana ba da rahoton irin wannan tsari-raka'a da ke aiki tsakanin sigogin ƙira suna buƙatar dubawa a tazarar juyi miliyan 10 amma babban sabis kawai kowane juyi miliyan 20-30.
Matsakaicin zafin jiki yana damuwa kowane bangare lokaci guda. Madaidaitan raka'o'in da aka ƙididdige darajar -30 zuwa digiri +80 ƙwarewar hatimin hatimi a matsananciyar zafin jiki, ƙara yawan ɗigogi. Abubuwan da aka keɓance na musamman sun shimfiɗa wannan kewayo zuwa digiri -40 zuwa digiri +125 don aikace-aikacen sararin samaniya, kodayake a farashi mai yawa. Bayanan filin masana'anta ɗaya daga shigarwar Gabas ta Tsakiya sun nuna daidaitattun hatimai suna asarar 15-20% tasiri sama da zafin yanayi na digiri 70, yayin da hatimin fluoroelastomer na al'ada ya kiyaye aiki.
Keke hawan matsin lamba yana haifar da gajiya a tsarin rufewa. Raka'a suna canzawa koyaushe tsakanin mashaya 20 da mashaya 80 gwanintar matsi na hatimin hatimi sau 2-3 cikin sauri fiye da waɗanda ke aiki a madaidaicin mashaya 50. Wannan yana bayyana dalilin da yasa aikace-aikacen tebur na jujjuya tare da daidaitattun bayanan martaba na matsin lamba sun wuce injunan marufi tare da saurin matsa lamba da 40-60% a rayuwar sabis.
Hanyoyi na kasawa gama gari da Tushen
Alamomin gazawa guda biyar suna lissafin kusan kashi 85% na matsalolin zoben zobe na pneumatic a cikin saitunan masana'antu.
Rushewar hatimi da zubewar iskayana wakiltar kashi 35 - 40% na gazawa. Alamun sun haɗa da asarar matsa lamba a hankali, daɗaɗɗen gani a gidajen abinci, da kuma cikakkiyar asarar watsa huhu. Tushen abubuwan sun haɗa da rashin daidaituwar kayan hatimi tare da watsa shirye-shiryen watsawa, shigarwa mara kyau yana haifar da rashin daidaituwa, da gurɓataccen ɓarna makin hatimin saman. Matsakaicin iskar da ke ɗauke da hazo mai ko tururin ruwa yana haɓaka tabarbarewar hatimi-rakunan da ba su da ingantaccen tacewa sun gaza sau 3-5 cikin sauri fiye da waɗanda ke da isasshen kwandishan.
Gwargwadon gogewa da asarar siginar lantarkiyana haifar da 25 - 30% na gazawa. Alamun ci gaba sun haɗa da raguwar sigina na tsaka-tsaki, ƙara yawan hayaniyar lantarki a watsa bayanai, da haɓakar ma'aunin juriyar lamba. Matsanancin girgiza yana haɗa wannan batun{4}} shigarwar da ya wuce MIL-STD-810E ƙayyadaddun ƙayyadaddun girgizawa sun sami ƙimar gogewar gogewa sau 4-6 sama da ingantaccen yanayin hawa. Ɗaya daga cikin ɗan kwangilar tsaro ya rubuta tsawon rayuwar goga yana faduwa daga miliyan 200 zuwa juyin juya halin miliyan 35 lokacin da girgiza ya karu daga 2G zuwa 8G kololuwar hanzari.
Rashin gazawa da kuma kamawa na injiyana da kashi 15 - 20% na matsaloli. Alamomin faɗakarwa na farko sun haɗa da ƙarar juzu'i, niƙa mai ji ko dannawa, da haɓakar zafin aiki. Wannan yanayin gazawar sau da yawa yakan haifar da lalacewa-lalace bearings haifar da ruga da gudu wanda ke lalata goge da kuma lalata hatimi. Aikace-aikace tare da nauyin radial masu nauyi ko rashin isassun zaɓi na farko na ɗaukar nauyi yana nuna 50-70% gajeriyar rayuwa fiye da ƙayyadaddun raka'a.
Lalacewa{0}}wanda ya haifar da rashin aikiwakiltar kashi 10 - 15% na gazawa. Kurar shiga cikin raka'a da ba a rufe ba ko rashin isassun hatimi na haifar da matsaloli da yawa a lokaci guda-abrasive barbashi da maki zobe saman, insulating tarkace disrupts goga lamba, da kuma danshi hadawa da barbashi don ƙirƙirar conductive sludge. Raka'a-ƙimar IP51 a cikin mahallin masana'antu ƙura sun kasa kasa sau 5-10 akai-akai fiye da daidaitattun daidaitattun IP65.
Damuwa na thermal da batutuwan fadadawahaifar da 5-10% na kasawa, da farko a cikin aikace-aikace tare da yawan zafin jiki. Bambance-bambancen haɓakar zafi tsakanin kayan da ba daidai ba yana haifar da damuwa na inji a cikin majalissar gidaje da haɗin wutar lantarki. Shigarwa na waje a cikin yanayin yanayi tare da 60 digiri + bambancin zafin rana yana nuna saurin gazawar ƙimar sai dai in an ƙirƙira ta musamman don hawan keken zafi.
Kariyar Muhalli da Gaskiyar Rating na IP
Bambanci tsakanin IP51 da IP68 ba tallace-tallace ba ne{2}}ana auna aminci a cikin yanayi mara kyau.
IP51yana ba da kariya ta asali daga ƙura da ɗigon ruwa a tsaye. An yarda da shi don sarrafawar mahalli na cikin gida tare da ƙananan barbashi na iska. Bayanan filin yana nuna waɗannan raka'a suna fuskantar 8-12% ƙimar gazawar shekara-shekara a cikin saitunan masana'anta na yau da kullun tare da matsakaicin ƙura da bayyanar feshi na lokaci-lokaci.
IP54/IP55yana ba da kariya daga tarin ƙura da fesa ruwa daga kowace hanya. Ya dace da shigarwa na waje tare da bayyanar yanayi ko yanayin cikin gida tare da buƙatun wankewa. Wuraren masana'antu ta amfani da IP54{4}} ƙididdiga masu zamewa na pneumatic a cikin layukan sarrafa abinci suna ba da rahoton ƙimar gazawar shekara-3-5%-mafi mahimmanci fiye da IP51 a cikin yanayi iri ɗaya.
IP65yana tabbatar da cikakken kariyar shigar ƙura da juriya ga jiragen ruwa. Wannan ƙimar tana aiki azaman mafi ƙarancin aiki don aikace-aikacen masana'antu masu buƙata. Kayan aikin gine-gine ta amfani da tsarin pneumatic IP65 matasan zamewa zoben pneumatic don jujjuyawar excavator yana nuna ƙimar gazawar shekara-1-2% duk da fallasa ga laka, ƙura, da girgiza.
IP67/IP68yana ba da damar juriya na nutsewa -IP67 yana jure nutsewa na ɗan lokaci har zuwa mita 1 na mintuna 30, yayin da IP68 ke sarrafa ci gaba da nutsewa dangane da ƙayyadaddun ƙira. Aikace-aikacen ruwa da robotics na karkashin ruwa suna buƙatar waɗannan ƙimar. Farashin kuɗi na 50-150% sama da daidaitattun raka'a IP54 suna nuna injiniyan da ake buƙata don cimma wannan matakin kariya.
Gwajin gaskiya na duniya{0} yana bayyana iyakokin ƙimar IP da ba kasafai aka ambata cikin ƙayyadaddun bayanai ba. IP65-aramar da aka ɗora da ita wacce aka ɗora jujjuyawar tana buƙatar ƙarin hatimin hatimi don kiyaye wannan ƙimar{4}}madaidaicin ƙirar shigarwar ƙasa tana ɗaukar hawa madaidaiciya. Hakazalika, ƙimar IP ta ƙayyadad da kariya daga ruwa mai tsafta, ba mai, mai sanyaya, ko fallasa sinadarai wanda zai iya buƙatar kayan hatimi daban-daban.
Bukatun Kulawa don Dorewar Zamewa Zoben Dogarorin Ruwa
Duk da iƙirarin tallace-tallace na aikin "kyauta{0}}, zamewar tarho na pneumatic majalisai yana buƙatar kulawa lokaci-lokaci don cimma ƙimar rayuwa.
Tsakanin dubawaya dogara da tsananin aiki. Na'urorin injin injin iska yawanci suna bincika a miliyon 10 na juyin juya hali, wanda ya dace da kulawa na shekara-shekara a cikin sassan da ke ci gaba da aiki. Nauyin kayan gini na iya buƙatar duba na gani kwata-kwata duk da ƙarancin ƙidayar juyi saboda girgizawa da bayyanar gurɓataccen abu. Binciken gani ya kamata ya gano goga (tsawon da ya rage ya kamata ya wuce 30% na asali), yanayin hatimi (babu fashewar gani, nakasawa, ko ɗigo), da ɗaukar santsi (juyawa ya kasance daidai ba tare da ɗaure ba).
Ka'idojin tsaftacewatsawaita rayuwar sabis sosai. Masu masana'anta suna ba da shawarar cire tarin ƙurar goga a kowane juyi miliyan 100-150 ta amfani da matsewar iska ko iska. Kurar da ke aiki a saman zobe yana ƙara ƙarar wutar lantarki kuma yana haɓaka lalacewa. Raka'a a cikin mahalli masu ƙura musamman suna amfana daga tazara mai tsafta da aka taƙaita zuwa juyi miliyan 50-75. Ɗaya daga cikin masana'antun kayan aiki ya rage lokacin da ba a shirya ba da kashi 40 cikin ɗari kawai ta hanyar aiwatar da ƙa'idodin tsaftacewa kwata-kwata akan zoben zamewa na pneumatic da ke aiki a cikin wuraren ƙurar kwali.
Sauyawa gogeyana bin tsarin lalacewa da ake iya faɗi. Daidaitaccen buroshin fiber na sawa kusan 0.1{7}0.2mm a kowace juyi miliyan 10 a ƙarƙashin yanayin al'ada. Sauyawa ya zama dole lokacin da ragowar tsayin goga ya ragu ƙasa da mafi ƙarancin masana'anta (yawanci 30-40% na tsayin asali). Sauya da wuri yana ɓarna albarkatu; jinkirin maye yana haifar da lalacewa ta sama daga masu buroshin ƙarfe suna tuntuɓar zoben. Na'urori masu tasowa sun haɗa da na'urori masu auna firikwensin da ke ba da sa ido kan yanayin goga na ainihin lokaci.
Sabis ɗin hatimiya bambanta da zane. Ƙungiyoyin da ba za a iya yin amfani da su ba{1} suna buƙatar cikakken musanyawa lokacin da hatimi ta kasa. Zane-zane na zamani tare da harsashin hatimi mai maye gurbin suna ba da damar maye gurbin hatimin filin a kashi 30-50% na jimlar farashin naúrar. Aikace-aikace tare da hawan keken matsa lamba suna amfana daga maye gurbin hatimi mai aiki a kowane juyi miliyan 50-100 kafin yayyo ya taso.
Lubrication mai ɗaukar nauyibuƙatun sun dogara da nau'in ɗaukar nauyi. Abubuwan da aka haɗe da man shafawa suna buƙatar babu sabis amma suna da iyakacin rayuwa wanda aka ƙaddara ta hanyar lalata mai. Kai -Maganin shafawa ta amfani da tagulla mai kauri ko kayan hadewa suna buƙatar dubawa lokaci-lokaci don lalacewa amma babu mai. Ƙwallon ƙwallon gargajiya a cikin manyan ayyuka na - na iya buƙatar sake maidowa kowane juyi miliyan 150-200, kodayake yawancin ƙira na zamani suna amfani da rufaffiyar berayen da ke kawar da wannan bukata.
Aikace-aikacen -Takamaiman Samfuran Dogara
Masana'antu daban-daban suna samun takamaiman bayanan martaba dangane da halayen aiki.
Tsarukan sarrafa injin turbin iskayi aiki a cikin yanayi masu buƙata musamman{0}} ci gaba da jujjuyawa, hawan zafin jiki daga - 30 digiri zuwa digiri +50 , fallasa ga masu wucewar wutar lantarki da ke haifar da walƙiya, da iyakataccen damar kiyayewa. Zamewar zobe na pneumatic na zamani don wannan aikace-aikacen yana cimma rayuwar sabis na shekaru 10-20 ta hanyar goge-goge masu girma (yana ba da damar juyi miliyan200+), tsarin rufewa da yawa, da haɗin kariya ta walƙiya. Adadin gazawa a cikin ingantattun shigarwar yana gudana 0.5-1% kowace shekara, tare da yawancin gazawar da ke faruwa a cikin lokacin 15-20 na shekara kamar yadda hatimi da bearings ke gabatowa ƙarshen rayuwar ƙira.
Na'ura mai aiki da karfin ruwa excavatorsyi amfani da nau'ikan zamewar zobe na pneumatic -lantarki{1}} na'ura mai ba da hanya tsakanin hanyoyin sadarwa waɗanda ke fuskantar lodin girgiza, ƙarar girgiza (ci gaba da 5-8G), matsananciyar hawan keke (0-350 mashaya), da kuma gurɓata daga zubar ruwan hydraulic. Duk da matsananciyar yanayi, ƙayyadaddun raka'a da kyau sun cimma tsawon sa'o'in aiki 15,000-20,000 kafin babban sabis. Haɗin ƙirar injina mai ƙarfi da matakan hatimi da yawa yana ba da damar ingantaccen aiki. Hanyoyin gazawa yawanci sun haɗa da lalata hatimin na'ura mai ba da hanya tsakanin hanyoyin sadarwa maimakon gazawar huhu ko na lantarki.
Rotary marufi kayan aikiyana aiki a wuraren sarrafa abinci tare da buƙatun wankewa, bambancin zafin jiki, da bayyanar gurɓataccen samfur. IP65-raka'a masu ƙima tare da ɗakunan bakin karfe da hatimin FDA masu dacewa suna isar da rayuwar sabis na shekaru 5-8 a ci gaba da aiki. Waɗannan aikace-aikacen suna amfana daga mahalli masu sarrafawa da windows kulawa na yau da kullun, yana ba da damar maye gurbin tsinkaya kafin gazawar.
Kayan aikin hoto na likitayana buƙatar cikakken aminci tare da kusan{0}} rashin haƙuri ga gazawa yayin hanya. CT da MRI Scanner Scanner zoben zamewa suna samun 99.9%+ akan lokaci ta hanyar da'irar wutar lantarki, magunguna{4}}kayan da ke da juriya ga abubuwan tsaftacewa, da tsauraran gwajin masana'anta. Rayuwar sabis takan kai shekaru 10{9}}15 ko 50{11}}juyi miliyan 100. Ƙididdiga mai ƙima-sau da yawa 3-5x daidaitattun sassan masana'antu-yana nuna ingantaccen kulawar inganci da zaɓin kayan aiki.
Aerospace da tsaro aikace-aikacesuna buƙatar aiki a tsayi, matsananciyar zafin jiki ({6}}55 digiri zuwa digiri +125), babban jijjiga, da juriya na tsangwama na lantarki. Ƙungiyoyin musamman masu amfani da lambobin ƙarfe masu daraja, hatimin fluoroelastomer, da gidajen titanium sun sami amincin sa'o'in jirgin sama 10,{4} duk da buƙatun yanayi. Waɗannan aikace-aikacen suna yin amfani da haɗin gwiwar fiber optic rotary akai-akai tare da watsawar huhu don guje wa tsangwama na lantarki a cikin mahalli-EMI mai girma.
Ƙarfin Matsi da Iyakokin Aiki a cikin Tsarin Slip Ring Pneumatic Systems
Ƙayyadaddun matsi na mashaya 100 da ke bayyana a cikin ɗakunan bayanai da yawa suna wakiltar iyakacin jiki mai wuya, ba ƙima mai ra'ayin mazan jiya ba.
A matsin lamba yana gabatowa madaidaicin ƙima, ɗora hatimi yana ƙaruwa sosai. Naúrar da aka ƙididdige don ƙwarewar mashaya 100 hatimin matsi na lamba kusa da mashaya 150-200 saboda matsawar hatimi da bambancin yanki. Ci gaba da aiki a mashaya 90-100 yana rage rayuwar hatimi da kashi 40-60% idan aka kwatanta da aikin mashaya 50. Injiniyoyin ƙirar tsarin ya kamata su yi niyya 60-70% na matsakaicin matsakaicin ƙima don aikace-aikacen ayyuka na ci gaba.
Multi{0}Tsarin huhu na tashoshi yana gabatar da ƙarin rikitarwa. Naúrar tashoshi 4- tare da samar da iska mai zaman kansa 25 ga tashoshi daban-daban yana aiki da dogaro na tsawon lokaci. Wannan rukunin guda 80 ya ƙalubalanci mashaya 80 akan tashoshi ɗaya yayin da wasu ke ci gaba da samun gogewar mashaya 10 ba tare da ɗaukar hatimin Uniform ba wanda ke hanzarta gazawa. Daidaitaccen rarraba matsa lamba a cikin tashoshi yana ƙara tsawon rayuwar sabis da 20-30% a cikin shigarwar tashoshi da yawa.
Abubuwan da ke faruwa na matsa lamba suna lalata hatimi ta hanyar lodawa. Tsarin da ke aiki da ƙima a mashaya 50 amma yana fuskantar matsa lamba 120 a yayin kunna bawul ɗin sauri zai fuskanci extrusion hatimi da lalacewar saman zobe. Ƙirar tsarin da ya dace ya haɗa da ƙa'idar matsa lamba da danne ƙwanƙwasa sama da zoben zamewa. Ɗaya daga cikin na'ura mai sarrafa kansa na masana'antu ya kawar da gazawar zobe mai maimaitawa ta ƙara matsa lamba mai iyakance bawuloli waɗanda ke ɗaukar wuce gona da iri a 110% na ci gaba da ƙimar matsi.
Zazzabi yana rinjayar ƙarfin matsi ta hanyar canza kayan kayan abu. Elastomer hatimin yana taurare a ƙananan zafin jiki, yana rage daidaituwa da haɓaka ɗigogi. Wannan hatimi ɗaya yana yin laushi a babban zafin jiki, yana rage modulus kuma yana barin extrusion ƙarƙashin matsin lamba. Naúrar da aka ƙididdige ga mashaya 100 a digiri 20 na iya dogaro da dogaron sanduna 60-70 a iyakar zafin jiki.
Zaɓin Kayan Kaya da Fasahar Sadarwa
Abubuwan da ke tattare da filayen lamba da kayan rufewa kai tsaye suna ƙayyade aminci a cikin takamaiman yanayi.
Zinariya - lambobin zinaresamar da ingantaccen aiki don sigina da ƙananan ƙa'idodin - na yanzu. Juriya na tuntuɓar sadarwa ya kasance tsayayye ƙasa da milliohms 2 a cikin jujjuyawar miliyon 500+ a cikin mahalli masu sarrafawa. Waɗannan lambobin sadarwa suna yin tsayayya da iskar oxygen kuma suna kiyaye amincin sigina don babban watsa bayanai na mitoci har zuwa 100+ MHz. Kudin yana da 3-5x sama da azurfa ko madadin jan ƙarfe, iyakance amfani ga aikace-aikacen da ke buƙatar ingantaccen sigina.
Azurfa -lambobin tagullabayar da kyakkyawan aiki don aikace-aikacen wutar lantarki har zuwa 50 amps a kowace kewaye. Ƙananan farashin kayan fiye da zinariya ya sa wannan zaɓin zaɓi don watsa wutar lantarki na masana'antu. Oxidation na jan karfe yana ƙara juriya na lamba akan lokaci{3}} yakamata a tsara raka'a ana tsammanin juriyar lamba zata ƙaru daga 3-5 milliohms na farko zuwa 8-12 milliohms a tsawon rayuwar sabis. Aikace-aikace sama da amps 30 yakamata su haɗa lambobin layi ɗaya da yawa a kowane da'irar don rarraba halin yanzu da rage dumama.
Kayan goga na graphiteyayi kyau a cikin manyan aikace-aikace{0} na yanzu sama da 50 amps kuma a cikin mahallin da ƙarancin ƙarfe mai daraja ya wuce kima. Kayayyakin man shafawa na kai{3} suna rage gogayya, kodayake juriya na lamba yana da girma a 10-20 milliohms. Graphite yana samar da ƙura mai ɗaukar nauyi yana buƙatar ƙarin tsaftacewa akai-akai. Waɗannan goge goge suna ɗaukar mafi girman yawa na yanzu amma suna ba da gajeriyar aikin watsa sigina saboda haɓakar amo.
Zabin kayan hatimidole ne ya dace da kafofin watsa labarai da ake watsawa da zafin jiki. Nitrile (Buna{1}}N) hatimai suna hidima ga aikace-aikacen da aka matsawa gabaɗayan iska a fadin -digiri 30 zuwa +100 digiri . Fluoroelastomer (Viton) yana tsawaita kewayon zafin jiki zuwa -20 digiri zuwa digiri +200 kuma yana tsayayya da harin sinadarai. Makullin PTFE suna ɗaukar matsanancin yanayin zafi da sinadarai masu haɗari amma suna buƙatar ƙira mai kyau don hana extrusion ƙarƙashin matsin lamba. Silicone yana ba da kyakkyawan aikin ƙarancin zafin jiki zuwa -55 digiri amma yana kumbura a cikin bayyanar hydrocarbon.
Ma'auni na Zaɓi don Amintaccen Ayyuka
Simitoci guda biyar suna tantance ko zoben zamewar huhu zai cika buƙatun amincin aikace-aikacen.
Gudun aiki da bayanin martaba na juyawakafa zaɓi mai ɗaukar nauyi da buƙatun matsa lamba. Ci gaba da jujjuyawa a 300 rpm ya bambanta da gaske daga jujjuyawar lokaci zuwa 2000 rpm. Maɗaukakin aikace-aikacen gaggawa- yana buƙatar ƙwararrun ƙwararrun ƙwararrun gogewa da ƙira mai ƙarfi. Raka'a 100 da aka ƙera don ci gaba da aiki na rpm 100 za su fuskanci gazawar da ba a kai ba idan an sake yin sa don sabis na rpm 500 - ɗaukar nauyi yana ƙaruwa tare da murabba'in saurin gudu, yayin da tasirin centrifugal ke canza tsarin tuntuɓar hatimi a cikin zamewar zobe na pneumatic majalisai.
Bayani dalla-dallaya kamata ya haɗa da ci gaba da ƙimar ƙima. Tsarin da ke aiki a mashaya 60 mai ci gaba tare da wucewar mashaya 90 lokaci-lokaci yana buƙatar ƙirar hatimi daban-daban fiye da ɗaya a tsayayyen mashaya 40. Haɗa mitar keke na matsa lamba-1 a kowace awa yana haifar da ɗaukar nauyi daban-daban fiye da hawan keke 60 a cikin minti daya.
Bayyanar muhalliyana ƙayyade ƙimar IP da ake buƙata da zaɓin kayan aiki. Yanayi mai sarrafawa na cikin gida na iya buƙatar IP51 kawai, yayin da fallasa waje ga hazo da ƙura yana buƙatar mafi ƙarancin IP65. Lalacewar yanayi na buƙatar mahalli na bakin karfe ko rufin aluminium maimakon daidaitaccen aluminum. Ya kamata kewayon zafin jiki ya nuna ainihin mafi munin yanayi{5}, ba yanayin aiki na yau da kullun ba{6}} naúrar da ke fuskantar - na yanayi na digiri 10 amma digiri 60 daga kayan aikin da ke kusa yana buƙatar kayan hatimi mai zafi.
Bukatun lantarkimulkin zaɓi kayan tuntuɓar. Aikace-aikacen siginar da ke ƙasa da amps 2 suna amfana daga lambobin zinare don ingantaccen amo. Wuraren wutar lantarki sama da amps 10 yakamata suyi amfani da azurfa{4}}lambobin jan ƙarfe ko graphite don ɗaukar lodin yanzu. Bukatun watsa bayanai sama da 10 MHz yawanci suna buƙatar ƙira na musamman{7}} sarrafawa.
Samun damar kulawayana tasiri zaɓin ƙira. Abubuwan da ba za a iya shiga ba a cikin injin turbin nacelles ko dandamali na ketare suna ba da izinin ƙirƙira dogon ƙira na rayuwa tare da ikon juyi miliyan {2}. Tebur masu jujjuyawa a sauƙaƙe a cikin saitunan masana'anta na iya amfani da daidaitattun ƙira tare da ƙimar juyi miliyan 100, karɓar ƙarin tazarar sabis akai-akai don musanyawa don ƙaramin farashi na farko.
Tambayoyin da ake yawan yi
Har yaushe tsarin tsarin pneumatic na zamewa yakan wuce?
Rayuwar sabis tana daga miliyan 50 zuwa juyi miliyan {1} dangane da ingancin ƙira da yanayin aiki. A ci gaba da aiki a 300 rpm, wannan yana fassara zuwa 3{6}} shekaru 12 na sabis. Mahalli mai girma, gurɓataccen iskar iska, da aiki kusa da iyakokin matsa lamba suna rage tsawon rayuwa da 40-60%. Kulawa da kyau zai iya tsawaita rayuwa 20-30% fiye da tsammanin asali.
Za a iya zamewa tsarin pneumatic na zobe na iya sarrafa injin da matsi?
Ee, waɗannan majalisai suna ɗaukar injin (matsi mara kyau) yadda ya kamata, kodayake ƙirar hatimi ta bambanta da aikace-aikacen matsa lamba. Sabis na Vacuum yawanci ya kai -0.8 zuwa -0.95 mashaya (80-95% vacuum). Dole ne hatimin hatimi su hana fitowar iska daga waje zuwa cikin da'ira maimakon hana matsatsin guduwar iska. Aikace-aikacen da ke buƙatar vacuum da matsa lamba sau da yawa suna amfani da tashoshi daban tare da daidaitawar hatimi mai dacewa ga kowane.
Menene ke haifar da zubewar iska a cikin majalissar zamewar zobe na pneumatic?
Rushewar hatimi yana da kashi 70 - 80% na al'amurran yabo. Wannan yana faruwa ta hanyar harin sinadari ta gurɓataccen iska, lalacewa ta inji daga barbashi, hawan keken zafi yana haifar da tauri ko laushi, ko shigarwa mara kyau yana haifar da rashin daidaituwa. Ragowar yabo yana fitowa daga lalacewar O-ring yayin shigarwa, ci gaban tashar tashoshi daga gurɓatawa, ko aikin matsa lamba wanda ke haifar da extrusion.
Shin tsarin pneumatic na zamewa yana buƙatar ingancin iska na musamman?
Ee, ingancin iska yana tasiri ga aminci sosai. ISO 8573 -1 Class 4 ko mafi kyawun tacewa ana ba da shawarar {{7} wannan yana ƙayyadad da matsakaicin girman ɓangarorin 5 microns da matsi na raɓa na digiri +3. Man - iska mai kyauta yana da mahimmanci sai dai idan zoben zamewa yana amfani da hatimai masu jure mai musamman wanda aka ƙididdige shi don faɗuwar hazo mai. Iskar da ba ta tace ba wacce ke dauke da danshi, tururin mai, da barbashi yana rage hatimi da rayuwa da kashi 50-70%.
Ƙididdiga na Fasaha Masu Cancantar Tabbatarwa
Takaddun bayanai na masana'anta sun ƙunshi ƙayyadaddun ƙayyadaddun fata waɗanda ke buƙatar fassarori a tsanake.
Iƙirarin tsawon rayuwana juyi miliyan 100-200 yawanci suna ɗaukar yanayi mafi kyau: sarrafawar zafin jiki, isar da iskar da aka tace, ƙaramar girgiza, matsa lamba a 50-60% na matsakaicin ƙima, da kiyayewa na yau da kullun. Yanayin filin da wuya ya yi daidai da waɗannan zato. Nemi bayanan gwaji mai zaman kansa ko shigarwar tunani tare da rubuce-rubucen tarihin aiki.
Ƙimar matsiyakamata ya bambanta ci gaba da sabis na lokaci-lokaci. Naúrar da aka ƙididdige "mafi girman mashaya 100" na iya ɗaukar mashaya 70 ci gaba da aiki. Tabbatar da ko ƙimar matsa lamba ta shafi kowane tashoshi ko tarawar matsa lamba a duk tashoshi a cikin ƙirar tashoshi da yawa.
Yanayin zafia cikin takaddun bayanai na iya wakiltar yanayin yanayin ajiya maimakon yanayin aiki. Ƙarfin aiki yana yawanci 10{2}} 20 digiri kunkuntar fiye da kewayon ajiya saboda dumama kai da buƙatun matsi.
Ƙididdigar IPna buƙatar ƙayyadaddun yanayin hawa. Naúrar IP65- wanda aka ɗora juzu'i na iya samun kariya ta IP54 kawai ba tare da ƙarin hatimi ba. Tabbatar da ƙimar IP ya shafi jujjuyawar juye-juye, ba gwaji na tsaye ba-wasu masana'antun suna gwada raka'a na tsaye sannan ƙididdige su don sabis na juyawa ba tare da inganci ba.
Juriya na tuntuɓiƙayyadaddun bayanai suna wakiltar ƙimar farko. Ƙarshen buƙatun -na{2}} ƙayyadaddun rayuwa yana nuna matsakaicin ƙarfin juriya. Ƙirarrun raka'a suna ƙayyadad da tsarin haɓaka juriya{4}}misali, "miliyohs 2 na farko, matsakaicin 8 milliohms a ƙarshen rayuwa mai ƙima." Rukunin kasafin kuɗi na iya ƙiyaɗa juriya ta farko kawai, suna ƙyale lalacewa mara iyaka.
Amintaccen aiki na zoben zamewa na pneumatic ya dogara ƙasa da iyawar ka'idar fiye da dacewa da ƙirar sassa zuwa ainihin yanayin aiki. Raka'a da aka ƙayyade yadda yakamata don yanayin aikace-aikacen, ana kiyaye su bisa ga shawarwarin masana'anta, kuma ana sarrafa su a cikin iyakokin ƙira akai-akai suna cimma ƙimar rayuwa tare da ƙarancin gazawa. Sabanin haka, ko da ƙira mai ƙima na kasawa da wuri lokacin da aka fuskanci yanayin da ya wuce iyakokin aikin injiniya ko lokacin da aka jinkirta kulawa har sai an sami gazawa.