Ukukhuhla kanye nokugaywa kwesihlahla esithwala umhlahlandlela kanye ne-thrust bush ye-hydraulic turbine encane kuyinqubo ebalulekile ekufakweni nasekulungisweni kwesiteshi esincane sokuphehla ugesi ngamanzi.
Iningi lama-bearings ama-turbines amancane avundlile we-hydraulic awanazo isakhiwo esiyindilinga futhi ama-thrust pads awanawo amabhawodi esisindo. Njengoba kuboniswe emfanekisweni: U-A uyisakhiwo se-aspheric; U-B akayona ibhawudi elilwa nesisindo, futhi i-thrust pad icindezelwa ngokuqondile kufreyimu yephedi. Okulandelayo ikakhulukazi ukukhuluma ngezindlela, izinyathelo kanye nezidingo zokukhuhla nokufakwa kwaleli fomu lesakhiwo.
1. Amathuluzi okulungiselela angunxantathu kanye ne-oilstone enezinhlangothi ezimbili. Ubude bokubuyela emuva kukanxantathu bungalungiswa ngokuya ngemikhuba yakho. Ngokuvamile, kufanelekile ukusebenzisa ihora lesi-6-8. Ukuhlehla okudala kukanxantathu nakho kungashintshwa. Uma kungenzeka, ungasebenzisa futhi i-spring steel ukushaya ummese owodwa noma emibili eyisicaba, okulula kakhulu ukuklwebha i-thrust pad. Ukugaya okungalungile kokuhlehliswa kukanxantathu kwenziwa esondweni lokugaya. Ngesikhathi sokugaya, kufanele zipholiswe ngokugcwele ngamanzi ukuze kuvinjwe ukuhlehla kukanxantathu ekushisiseni nasekuthambeni kwe-anneal. Ukugaya kahle kwenziwa phezu kwe-oilstone ukuze kukhishwe ama-dents nama-burrs asele ngesikhathi sokugaya. Ngesikhathi sokugaya, uwoyela wenjini (noma uwoyela we-turbine) uzofakwa ukuze uphole. Lungiselela itafula lokubopha ngobude obufanele. I-ejenti yokubonisa ingaxutshwa noyinki wentuthu namafutha e-turbine noma okubomvu okuphrintiwe.
2. Ukuhlanza, ukususa nokususa. Umuthi uzosuswa futhi ususwe ngaphambi kokutshala. Ikakhulukazi, indawo ehlanganisiwe yesihlahla esithwala isiqondiso, indawo ehlangene ehlangene ye-bearing kanye ne-bearing surface ye-thrust pad izohlanzwa ngokucophelela.
3. Ukukhuhla okuqinile kwesihlahla esithwalayo. Okokuqala, i-shaft eyinhloko ye-turbine kufanele ilinganiswe futhi ilungiswe, (izinga ≤ 0.08m / M) ukuvimbela isicathulo ukuthi singaklwebheki sibe yisimo se-taper. Gcoba ngobumnene nangokulinganayo yonke indawo yokuthwala ngommese ongunxantathu ukuze ususe isihlabathi nokungcola okunamathiselwe endaweni yokuthwala. Ukungcola okuvaleleke ngokujulile ku-alloy ethwalayo kuzokhethwa ukuze kugwenywe ukuthikameza ikhwalithi yephedi lokukhuhla.
Ngemva kokuhlanza ijenali, bamba inkomba ephethe isihlahla kujenali, lungisa iphinikhodi yendawo, vala isikulufu, bese ukala indawo ehlanganisiwe yesihlahla esithwalayo kanye negebe phakathi kweBush nejenali ngegeji yokuzwa ukuze unqume ukujiya kweshidi lethusi elingezwe endaweni ehlanganisiwe (i-padding ingeyokugcina isikhathi esizayo). - Ngokuvamile, i-copper pad ine-double-layer, futhi cishe u-0.10 ~ 0.20mm zinganezelwa. Umgomo wokunquma ukushuba okuphelele kwephedi ukushiya isibonelelo sokukhuhla esingu-0.08 ~ 0.20 sesihlahla esithwalayo; Ngakolunye uhlangothi, ikhwalithi ye-scraping kufanele iqinisekiswe, ngakolunye uhlangothi, umsebenzi wokukhuhla amathayili kufanele uncishiswe ngangokunokwenzeka.
Beka ishidi lethusi elisikiwe endaweni ehlangene yesihlahla esithwalayo, ubambe izihlahla ezimbili ezithwalayo kumagazini, qinisa izikulufu zokulungisa, ujikeleze isihlahla esithwalayo bese usigaya. Uma ingakwazi ukuphendukiswa, susa isihlahla esithwalayo, usibophe sibe uhhafu kujenali, uyicindezele ngesandla, uyigaye emuva naphambili eduze nokuqondisa kwe-tangent, bese uyigona futhi uyigaye lapho kunegebe phakathi kwesihlahla esithwalayo kanye nejenali. Ngemuva kokugaya, ingxenye yokuxhumana ye-tile surface izobonisa emnyama futhi ekhanyayo, futhi ingxenye ephakeme izoba mnyama kodwa ingakhanyi. Sika ingxenye emnyama nekhanyayo ngokubuyisela emuva kukanxantathu. Uma amabala amnyama akhanyayo engabonakali, sebenzisa ungqimba lwe-ejenti yokubonisa kujenali ngaphambi kokugaya. Gaya futhi ukhuhle ngokuphindaphindiwe kuze kube yilapho ukuthintana kanye nokuvunyelwa phakathi kwendawo yokuthwala kanye nejenali kuhlangabezana nezidingo. Ngokuvamile, kufanele kuxhunyanwe nawo wonke amathayela ngalesi sikhathi, kodwa awekho amaphuzu amaningi okuxhumana; Ukukhishwa sekuqalile ukusondelana nezidingo, futhi kunemvume yokukhuhla engu-0.03-0.05mm. Khwebula amagobolondo athwalayo nhlangothi zombili ze-flywheel ngokulandelanayo.
4. Ukukhuhla i-thrust pad. Ngenxa yokuthi i-thrust pad ivame ukuklwejwa ngesikhathi sokuthutha nokugcinwa, kuzoba nama-burrs endaweni ye-pad, ngakho-ke qala unamathisele i-metallographic sandpaper epuleti lesibuko, bese uphusha i-thrust pad uye phambili naphambili ku-sandpaper izikhathi ezimbalwa. Ngesikhathi sokugaya, gcina i-tile surface ihambisana nepuleti lesibuko, futhi izikhathi zokugaya nesisindo sethayili ngalinye ziyafana, ngaphandle kwalokho ubukhulu be-thrust buhluka kakhulu, okwandisa umsebenzi wokukhuhla.
Sula ipuleti lesibuko nendawo yephedi, cindezela i-thrust pad epuleti lesibuko, uyigaye uye phambili naphambili izikhathi ezingaphezu kweziyishumi ngokuya ngokuzungezisa kwephedi kanye nepuleti lesibuko, bese ususa i-thrust pad ukuze uyikhuhle. Ngemuva kokuthi zonke izindawo ezithwalayo zithintana kahle nepuleti yesibuko, ukuthwala kungaqoqwa
5. Ukuhlanganisa ukuhlanganisa nokuklwebha kahle. Okokuqala, beka isihlalo sokuthwala esihlanziwe (ohlakeni lwesisekelo, izikulufo zokulungisa zesihlalo esithwalayo zingaxhunywa ochungechungeni kodwa zingaqiniswa), faka isihlahla esithwalayo esiphansi esihlalweni esithwalayo, uphakamise ngobumnene i-shaft enkulu esihlahleni esithwalayo, ulungise isihlalo sokuthwala ngokulinganisa ukuvunyelwa kwesihlahla esithwalayo, ukuze umugqa ophakathi nendawo yesihlahla esithwalayo sibheke olayini oqondile (⤉ 2 izintambo), kanye nezikhundla zangaphambili nezangemuva zifanelekile (umcamelo uzokwengezwa lapho umehluko wokuphakama wesihlalo esithwalayo mkhulu), bese ukhiya isikulufu sokulungisa sesihlalo sokuthwala.
Zungezisa i-flywheel ngokuphenduka okuningana, susa isihlahla esithwalayo futhi uhlole ukusatshalaliswa kwamaphoyinti okuxhumana asehlathini. Lapho yonke indawo ethwele ithintana kahle futhi ukuvunyelwa kwesihlahla esithwalayo kuhlangabezana nezidingo ngokuyisisekelo (imvume kufanele ihambisane nezidingo zomdwebo. Uma kungabonisiwe, thatha u-0.l ~ 0.2% we-diameter yejenali ukuze ukhuhle. Khwebula amaphuzu amakhulu ngefayela elingunxantathu bese uhlanza amaphuzu aminyene; iphethini yommese esetshenziswa ukuzungeza uwoyela, okuyiphethini yommese esetshenziswa ukuzungeza. Isidingo siwukuthi amaphuzu okuxhumana asakazwa ngokugcwele ngaphakathi kwe-engeli ehlanganisiwe engu-60 ° ~ 70 ° phakathi nendawo yehlathi eliphansi eliphansi, futhi amaphuzu angu-2-3 ngesentimitha yesikwele afanelekile, hhayi kakhulu noma kuncane kakhulu.
Hlanza i-thrust pad ngendwangu emhlophe. Ngemva kokuthi isisendaweni, engeza amafutha okugcoba amancane kuphedi eliphethe umhlahlandlela, uzungezisa i-flywheel, bese wengeza i-axial thrust ukuze ugaye i-thrust pad kanye nepuleti lesibuko ngokwendawo yalo yangempela. Maka i-pad ngayinye (indawo ye-thrust pad enembobo yokulinganisa izinga lokushisa futhi eduze nendawo ehlanganisiwe ilungisiwe), hlola indawo ye-pad, khulula iphedi yokuxhumana futhi, futhi ngokulinganayo ugaye iphini ngemuva kwephedi ngendwangu e-abrasive (ukugaya kuphansi kakhulu, okuzolinganiswa nge-diameter yangaphakathi ye-micrometer noma i-vernier caliper, eqhathaniswa ne-caliper). Ngakolunye uhlangothi, inhloso ukwenza i-pad surface ukuthintana kangcono nepuleti lesibuko, ngakolunye uhlangothi, ukwenza i-thrust "eminyene" ibe mncane. Kudingeka ukuthi wonke ama-thrust pad angu-8 abe nokuxhumana okuhle endaweni yangempela. Ngokuvamile, i-thrust pad ye-turbine encane evundlile incane futhi umthwalo mncane, ngakho-ke indawo yephedi ayikwazi ukuklwejwa.
6. Ukukhuhla kahle. Ngemuva kokuthi yonke i-bearing ifakwe endaweni futhi ukhonkolo uqina, engeza i-axial thrust ukuze ujike, futhi ulungise futhi ukrwele ngokuthintana kwangempela phakathi kwe-bearing pad kanye ne-thrust pad ukuze uhlangabezane nezidingo zemidwebo kanye nokucaciswa.
Igroove ye-longitudinal kawoyela izovulwa ezinhlangothini zombili zokuhlangana kwesihlahla esizalayo noma ohlangothini olulodwa (uhlangothi lokunikezwa uwoyela), kodwa okungenani amakhanda angu-8mm azogcinwa kuzo zombili iziphetho ukuze kugwenywe ukulahlekelwa uwoyela wokugcoba kuzo zombili iziphetho. I-oyili ye-push pad ngokuvamile ihlanganisa u-0.5mm ngaphansi futhi ububanzi bungaba ngu-6 ~ 8mm. Isihlahla esithwalayo kanye ne-thrust pad zifaneleka kuphela ngemuva kokuklwelwa kahle
Isikhathi sokuthumela: Dec-13-2021
