Intshayelelo: Icandelo eliNcinci, uXanduva oluKhulu
Xa injini yemoto yakho ithontsiza i-oyile okanye impompo ye-hydraulic yefektri ivuza, umdlali obalulekileyo kodwa ongaqapheliyo uhlala esemva kwayo – isitywini se-oyile. Eli candelo limile njengesangqa, lihlala liziisentimitha ezimbalwa ububanzi, lithwele uthumo "lokuvuza okungavuziyo" kubukumkani obungoomatshini. Namhlanje, sihlolisisa isakhiwo esinobuchule kunye neentlobo eziqhelekileyo zetywina leoli.
Icandelo loku-1: Ulwakhiwo oluchanekileyo - uKhuselo oluNyuma olune, ubungqina obuvuzayo
Nangona incinci, itywina leoli liqhayisa ngesakhiwo esichane ngendlela emangalisayo. Isitywina seoli esiqhelekileyo samathambo (olona hlobo luxhaphakileyo) luxhomekeke kumsebenzi olungelelanisiweyo wala macandelo angundoqo:
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Umqolo weNsimbi: ISikeleton seMetal (Ityala/iNdlu)
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Izinto kunye neFomu:Iqhele ukwenziwa ngepleyiti yentsimbi ekumgangatho ophezulu, yenze “isikeleton” setywina.
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Umsebenzi ongundoqo:Ibonelela ngobungqongqo bolwakhiwo kunye nokomelela. Iqinisekisa ukuba itywina ligcina imilo yalo phantsi koxinzelelo okanye utshintsho lobushushu kwaye luqiniswe ngokukhuselekileyo ngaphakathi kwendlu yezixhobo.
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Unyango loMphezulu:Ihlala ifakwe (umzekelo, i-zinc) okanye i-phosphated ukomeleza ukuxhathisa komhlwa kunye nokuqinisekisa ukulingana okuqinileyo ngaphakathi kwendawo yokuhlala.
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Amandla okuqhuba: iGarter Spring
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Indawo kunye neFomu:Ngokuqhelekileyo i-garter spring egobileyo, ehleli kakuhle kwi-groove kwingcambu yomlomo wokuqala wokutywina.
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Umsebenzi ongundoqo:Ibonelela ngokuqhubekayo, ukunyanzeliswa kwe-radial efanayo. Esi sisitshixo somsebenzi wetywina! Amandla entwasahlobo ahlawulela ukunxitywa kwemilebe yendalo, i-shaft eccentricity encinci, okanye ukuphuma, ukuqinisekisa ukuba umlebe oyintloko ugcina unxibelelwano oluqhubekayo kunye nomphezulu ojikelezayo we-shaft, ukudala ibhendi yokutywina ezinzileyo. Yicinge nje “njengebhanti elastiki” elihlala liqina.
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Undoqo wobungqina bokuvuza: uMlebe otywinayo ongundoqo (uMlebe ongundoqo)
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Izinto kunye neFomu:Yenziwe kwii-elastomers ezisebenza kakhulu (umzekelo, i-Nitrile Rubber NBR, i-Fluoroelastomer FKM, i-Acrylate Rubber ACM), imile ibe ngumlebe oguquguqukayo kunye nomphetho obukhali wokutywina.
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Umsebenzi ongundoqo:Lo "ngumqobo ongundoqo," udibanisa ngokuthe ngqo kwi-shaft ejikelezayo. Umsebenzi wayo ophambili kukutywina ioli yokuthambisa / igrisi, ukuthintela ukuvuza kwangaphandle.
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Isixhobo esiyimfihlo:Uyilo olukhethekileyo lomphetho lusebenzisa imigaqo ye-hydrodynamic ngexesha lokujikeleza kweshaft ukwenza ifilimu yeoli ebhityileyo kakhulu phakathi komlebe kunye neshaft.Le filimu ibalulekile:ithambisa indawo yokunxibelelana, inciphisa ubushushu bokungqubana kunye nokuguga, ngelixa isebenza njenge "micro-dam," isebenzisa ukuxinana komphezulu ukuthintela ukuvuza kweoli eninzi. Umlebe uhlala uneehelikhwe ezincinci zokubuyiswa kweoyile (okanye uyilo “lokumpompa”) oluthi “lumpompa” naluphi na ulwelo olubalekayo lubuyele kwicala elitywiniweyo.
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Ikhaka lothuli: uMlebe wokutywina wesibini (uthuli lomlebe/uMlebe oncedisayo)
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Izinto kunye neFomu:Kwakhona yenziwe nge-elastomer, ebekwe kwingaphandleicala (icala le-atmosphere) lomlomo wokuqala.
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Umsebenzi ongundoqo:Isebenza “njengekhaka,” ithintela ungcoliseko lwangaphandle njengothuli, ukungcola, nokufuma ekungeneni kumngxuma ovaliweyo. Ukungena kwezingcolisi kunokungcolisa i-lubricant, kukhawulezise ukuwohloka kwe-oyile, kwaye kusebenze "njengephepha lesanti," ukukhawulezisa ukunxiba kumlebe oyintloko kunye nomphezulu we-shaft, okukhokelela ekungaphumeleli kokutywinwa. Umlebe wesibini wandisa kakhulu ubomi betywina.
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UQhagamshelwano kunye nokuFakwa:Umlebe wesibini nawo unokuphazamiseka okuhambelana ne-shaft, kodwa uxinzelelo lwalo loqhagamshelwano luhlala luphantsi kunomlebe oyintloko. Ngokuqhelekileyo ayifuni ukuthanjiswa kwefilimu yeoli kwaye ihlala iyilelwe ukuba yome.
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Icandelo 2: Ukudityaniswa kwamanani oMfanekiso: SB/TB/VB/SC/TC/VC Icaciswe
Amanani emodeli yokutywinwa kwe-oyile ahlala elandela imigangatho efana ne-JIS (uMgangatho woShishino waseJapan), usebenzisa iindibaniselwano ezinobumba ukubonisa iimpawu zesakhiwo. Ukuqonda ezi khowudi ngundoqo ekukhetheni itywina elifanelekileyo:
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Unobumba wokuQala: Ubonisa ukubala kwemilebe kunye nohlobo olusisiseko
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S (Umlomo omnye): Uhlobo loMlebe omnye
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Ulwakhiwo:Kuphela umlebe wokutywina ophambili (icala leoli).
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Iimpawu:Isakhiwo esilula, ukukhuhlana okuphantsi.
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Isicelo:Ifanele indawo yangaphakathi ecocekileyo, engenathuli apho ukhuseleko lothuli lungabalulekanga, umz., ngaphakathi kweebhokisi zegiya ezivalelwe kakuhle.
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Iimodeli eziqhelekileyo:SB, SC
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T (uMlebe oMbini ngeNtwasahlobo): Uhlobo lwemilebe ephindwe kabini (ngeNtwasahlobo)
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Ulwakhiwo: Iqulethe umlebe wokutywina osisiseko (kunye nentwasahlobo) + umlebe wokutywina wesibini (umlebe wothuli).
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Iimpawu: Ibonelela ngomsebenzi ombini: ulwelo lokutywina + ngaphandle kothuli. Olona hlobo lusetyenziswa ngokubanzi, injongo eqhelekileyo yodidi lwetywina.
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Iimodeli eziqhelekileyo: i-TB, i-TC
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V (Umlebe oMbini, iNtwasahlobo eveziweyo / imilebe yothuli ibalasele): Udidi lwemilebe eMibini enoMlebe oDust obalaseleyo (ngeNtwasahlobo)
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Ulwakhiwo:Iqulethe umlebe wokutywina osisiseko (kunye nentwasahlobo) + umlebe wokutywina wesibini (umlebe wothuli), apho umlebe wothuli uphuma kakhulu ngaphaya komda ongaphandle wecala lesinyithi.
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Iimpawu:Umlebe wothuli mkhulu kwaye ugqame ngakumbi, unikezela ngesakhono esiphezulu sokungabandakanyi uthuli. Ukuguquguquka kwayo kuvumela ukuba ikhuphe ngokufanelekileyo izinto ezingcolileyo kumphezulu we-shaft.
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Isicelo:Yenzelwe ngokukodwa iindawo ezirhabaxa, ezimdaka ezinothuli oluphezulu, udaka, okanye ukuvezwa kwamanzi, umzekelo, oomatshini bokwakha (abagrumbi, abalayishi), oomatshini bezolimo, izixhobo zemigodi, iihabhu zamavili.
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Iimodeli eziqhelekileyo:VB, VC
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Ileta yesiBini: Ibonisa iNdawo yaseNtwasahlobo (ngokunxulumene neMetal Case)
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B (Intwasahlobo Ngaphakathi / Icala eliBore): Uhlobo lwangaphakathi lweNtwasahlobo
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Ulwakhiwo:Intwasahlobo ivaliwengaphakathiumlebe wokuqala wokutywina, okuthetha ukuba ukwicala eliphakathi elitywiniweyo (i-oyile). Umda wangaphandle wecala letsimbi udla ngokugqunywa ngerabha (ngaphandle koyilo lwecase eveziweyo).
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Iimpawu:Olu lolona lungiselelo luqhelekileyo lwentwasahlobo. Intwasahlobo ikhuselwe yirubha kwi-corrosion yemidiya yangaphandle okanye i-jamming. Ngethuba lokufakela, umlomo ujongene necala leoli.
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Iimodeli eziqhelekileyo:SB, TB, VB
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C (Spring Out / Case Case): Uhlobo lwangaphandle lweNtwasahlobo
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Ulwakhiwo:Intwasahlobo ibekwe kwingaphandleicala (icala le-atmosphere) lomlebe wokutywina ophambili. Irabha yomlomo oyintloko idla ngokuvala ngokupheleleyo amathambo esinyithi (ebunjwe ngokupheleleyo).
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Iimpawu:Intlakohlaza ityhileke emoyeni. Inzuzo ephambili kukuhlolwa okulula kunye nokutshintshwa kwentwasahlobo okunokwenzeka (nangona kunqabile ukuba kufuneke). Inokuba lula ngakumbi kwezinye izindlu ezinomda wendawo okanye iimfuno ezithile zoyilo.
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Inqaku elibalulekileyo:Ulwalathiso lokufakela lubalulekile - umlebenangokuijongene necala le-oyile, kunye nentwasahlobo kwicala le-atmosphere.
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Iimodeli eziqhelekileyo:SC, TC, VC
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Itheyibhile yesiShwankathelo soMfanekiso:
Icandelo 3: Ukukhetha i-Oli yeSitywina esiLungileyo: Izinto eziNgaphaya kweModeli
Ukwazi imodeli sisiseko, kodwa ukukhetha ngokuchanekileyo kufuna ingqalelo:
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I-Shaft Diameter kunye nobungakanani beBore yeNdlu:Ukudibanisa ngokuchanekileyo kubalulekile.
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Uhlobo lweMidiya:I-oyile yokuthambisa, igrisi, i-hydraulic fluid, ifutha, isinyibilikisi sekhemikhali? Ii-elastomers ezahlukeneyo (i-NBR, i-FKM, i-ACM, i-SIL, i-EPDM njl.) inokuhambelana okungafaniyo. Umzekelo, i-FKM ibonelela ngobushushu obugqwesileyo/ukumelana neekhemikhali; I-NBR ineendleko ezifanelekileyo kunye nokumelana ne-oyile elungileyo.
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Ubushushu bokusebenza:Ii-elastomers zineendlela ezithile zokusebenza. Ukugqithisa kubo kubangela ukuqina, ukuthamba, okanye ukuguquka okusisigxina.
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Uxinzelelo lokuSebenza:Iimpawu eziqhelekileyo zoxinzelelo oluphantsi (<0.5 bar) okanye izicelo ezimileyo. Uxinzelelo oluphezulu lufuna izitywina ezikhethekileyo eziqinisiweyo.
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Isantya seShaft:Izantya eziphezulu zivelisa ubushushu bokukhuhlana. Qwalasela izinto zomlomo, uyilo lokuphelisa ubushushu, kunye nokuthambisa.
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Imeko yeShaft Surface:Ukuqina, uburhabaxa (ixabiso lika-Ra), kunye nokubaleka kuchaphazela ngokuthe ngqo ukusebenza kwetywina kunye nobomi. Iishafti zihlala zifuna ukuqina (umzekelo, ukucwenga ngechrome) kunye nokugqitywa komphezulu olawulwayo.
Icandelo 4: Ufakelo kunye noLondolozo: Iinkcukacha Enza Umahluko
Nokuba elona tywina lilungileyo liyasilela ngoko nangoko ukuba lifakwe ngokungalunganga:
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Ucoceko:Qinisekisa umphezulu weshaft, indawo yokuhlala, kunye netywina ngokwalo alinachaphaza. Ukhozo olunye lwesanti lunokubangela ukuvuza.
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Ukuthambisa:Gcoba isithambiso ukuze sitywinwe kumlebe kunye nomphezulu weshafti phambi kofakelo ukunqanda umonakalo wokuqala owomileyo.
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Umkhomba-ndlela:Qinisekisa ngokuqinisekileyo indlela yomlomo! Umlomo oyintloko (icala kunye nentwasahlobo, ngokuqhelekileyo) ujongene nolwelo ukuze utywinwe. Ukufakela ngasemva kubangela ukusilela ngokukhawuleza. Umlebe wothuli (ukuba ukhona) ujongene nokusingqongileyo kwangaphandle.
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Izixhobo:Sebenzisa izixhobo zokufakela ezizinikeleyo okanye imikhono ukucinezela itywina ngokulinganayo, ngokulinganayo, kwaye ngokutyibilikayo kwindlu. Ukubethelwa ngesando okanye ukufakwa kwe-cocked kuyonakalisa imilebe okanye ityala.
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Ukhuseleko:Kuphephe ukukrwela umlebe ngezixhobo ezibukhali. Khusela intlakohlaza ekukhutshweni okanye ukonakala.
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Uhlolo:Qwalasela rhoqo ukuvuza, irabha eqiniweyo/ eqhekekileyo, okanye ukunxitywa kwemilebe ngokugqithisileyo. Ukufunyaniswa kwangoko kuthintela ukusilela okukhulu.
Ukuqukumbela: Isitywina esincinci, uBulumko obukhulu
Ukusuka kulwakhiwo oluntsonkothileyo olunemigangatho emine ukuya kwiimodeli eziguquguqukayo ezijongana neendawo ezahlukeneyo, izitywina zeoyile zibonakalisa ubuchule obumangalisayo kwisayensi yezixhobo kunye noyilo lomatshini. Enoba kuseenjini zemoto, kwiimpompo zomzi-mveliso, okanye koomatshini abakhulu, izitywina zeoli zisebenza ngokungabonakaliyo ukuze zikhusele ukucoceka nokusebenza kakuhle kweenkqubo zoomatshini. Ukuqonda isakhiwo kunye neentlobo zabo kubeka isiseko esiqinileyo sokusebenza kwezixhobo ezithembekileyo.
Ngaba wakha waphoxwa sisitywina se-oyile esingasebenziyo? Yabelana ngamava akho okanye ubuze imibuzo kumazwana angezantsi!
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Ixesha lokuposa: Jul-16-2025