Valve yokonza ndi kukonza ma valve tsiku ndi tsiku imataya njira zisanu zaukadaulo zothana nazo
Mavavu sagwiritsidwa ntchito m'mafakitale osiyanasiyana, komanso m'malo osiyanasiyana. Mavavu ena m'malo osagwira ntchito bwino amakhala ndi mavuto. Chifukwa mavavu ndi zida zofunika, makamaka kwa ma valve ena akuluakulu, pakangochitika vuto kukonzanso kapena kusintha kumakhala kovuta. Chifukwa chake kuchita ntchito yabwino yosamalira tsiku ndi tsiku ndikofunikira kwambiri. Tiyeni tiwone pang'ono pang'ono za kukonza ma valve.
Mavavu sagwiritsidwa ntchito m'mafakitale osiyanasiyana, komanso m'malo osiyanasiyana. Mavavu ena m'malo osagwira ntchito bwino amakhala ndi mavuto. Chifukwa mavavu ndi zida zofunika, makamaka kwa ma valve ena akuluakulu, pakangochitika vuto kukonzanso kapena kusintha kumakhala kovuta. Chifukwa chake kuchita ntchito yabwino yosamalira tsiku ndi tsiku ndikofunikira kwambiri. Tiyeni tiwone pang'ono pang'ono za kukonza ma valve.
1. Kusunga ndi kuyang'ana tsiku ndi tsiku kwa ma valve
1, valavu iyenera kusungidwa m'chipinda chowuma ndi mpweya wabwino, mapeto onse a njira ayenera kutsekedwa.
2, kusungirako kwa nthawi yayitali kwa valve kuyenera kuyang'aniridwa nthawi zonse, dothi, ndi mafuta a dzimbiri atakutidwa pamalo opangira.
3. Pambuyo pa kukhazikitsa, kuyang'anitsitsa nthawi zonse kuyenera kuchitidwa. Zinthu zazikulu zowunikira ndi:
(1) Zovala zosindikizira pamwamba.
(2) kuvala kwa ulusi wa trapezoidal wa tsinde ndi mtedza wa tsinde.
(3) ngati kulongedza kwachikale komanso kosavomerezeka, ngati kwawonongeka, kumayenera kusinthidwa panthawi yake.
(4) Pambuyo pokonza ma valve ndi kusonkhana, kuyesa kusindikiza kumayenera kuchitidwa.
Chachiwiri, ntchito yokonza mafuta a valve
Katswiri wokonza valavu musanayambe kuwotcherera komanso pambuyo pa kupanga kumagwira ntchito yofunika kwambiri pakupanga ndi kugwira ntchito kwa valve. Kukonzekera koyenera ndi koyenera komanso kothandiza kudzateteza valavu, kupanga valavu kugwira ntchito moyenera ndikuwonjezera moyo wautumiki wa valve. Kukonza ma valve kungawoneke ngati kosavuta, koma sichoncho. Nthawi zambiri pamakhala mbali zina za ntchito zomwe zimanyalanyazidwa.
Vavu mafuta, nthawi zambiri amanyalanyaza vuto la kuchuluka kwa mafuta. Pambuyo podzaza mafuta, wogwiritsa ntchito amasankha kulumikizana pakati pa valavu ndi kudzaza mafuta, kenako amadzaza mafuta. Pali zinthu ziwiri: kumbali imodzi, kuchuluka kwa mafuta kumakhala kochepa, ndipo malo osindikizira amavala mofulumira chifukwa chosowa mafuta. Kumbali inayi, jekeseni wochuluka wamafuta umayambitsa zinyalala. Palibe kuwerengera kolondola kwa mphamvu ya chisindikizo cha valve malinga ndi gulu la mtundu wa valve. Mukhoza kuwerengera mphamvu yosindikiza ndi kukula kwa vavu ndi gulu, ndiyeno jekeseni mafuta okwanira.
Chachiwiri, mafuta a valve, nthawi zambiri amanyalanyaza vuto la kuthamanga. Pakugwira ntchito kwa jakisoni wa lipid, kuthamanga kwa jakisoni wa lipid kumakhala ndi kusintha kwanthawi zonse pachigwa. Kupanikizika ndikotsika kwambiri, kutayikira kwa chisindikizo kapena kulephera kwamphamvu ndikokwera kwambiri, doko la jakisoni wamafuta ndi lotsekeka, mafuta mu chisindikizo amawumitsidwa, kapena mphete yosindikizira imatsekedwa ndi mpira wa valve ndi mbale ya valve. Nthawi zambiri mphamvu ya jakisoni wa girisi ikatsika kwambiri, mafuta obaya amalowa pansi pachipinda cha valve, chomwe chimachitika m'mavavu ang'onoang'ono. Ngakhale kuthamanga kwa jekeseni wamafuta ndikokwera kwambiri, mbali imodzi, yang'anani mphuno yamafuta, ngati dzenje lamafuta latsekedwa, m'malo mwake; Kumbali inayi, kuuma kwa lipid, kuyeretsa madzimadzi kuyenera kugwiritsidwa ntchito kufewetsa mobwerezabwereza mafuta osindikizira olephera, ndikulowetsanso mafuta atsopano. Kuphatikiza apo, mtundu wa chisindikizo ndi zinthu zosindikizira, zimakhudzanso kuthamanga kwa jekeseni, mitundu yosindikizira yosiyana imakhala ndi kuthamanga kosiyana kwa jekeseni, kawirikawiri, mphamvu ya jekeseni yolimba kwambiri kuposa chisindikizo chofewa.
Chitani zomwe zili pamwambapa, ndikukhulupirira kuti kuwonjezera moyo wautumiki wa valve ndizothandiza kwambiri, komanso zimatha kuchepetsa mavuto ambiri osafunikira.
Njira zisanu zamakono zothanirana ndi kutayikira kwa valve
Thupi la valve ndi chivundikiro cha valve kutayikira:
Chifukwa chake:
1. Kuponyedwa kwachitsulo chachitsulo sichokwera, ndipo pali trachoma, bungwe lotayirira, kuphatikizika kwa slag ndi zolakwika zina pa thupi la valve ndi chivundikiro cha valve.
2. Mng'alu wozizira;
3. Kuwotcherera kosakwanira, kuphatikizidwa kwa slag, osasunthika, kupsinjika kwa ming'alu ndi zolakwika zina;
4. Vavu yotayira yachitsulo yowonongeka ndi kukhudzidwa kwa chinthu cholemera.
Njira Zosamalira:
1. Kupititsa patsogolo khalidwe la kuponyera ndikuyesa mphamvu motsatira malamulo asanakhazikitsidwe;
2. Kwa ma valve omwe kutentha kwake kuli 0 ° kapena pansi, kuteteza kutentha kapena kusakaniza kudzachitika, ndipo madzi adzachotsedwa ku ma valve omwe sakugwira ntchito.
3. The welds wa thupi ndi valavu chivundikiro wapangidwa kuwotcherera zidzachitika mogwirizana ndi malamulo kuwotcherera opareshoni, ndi kudziwika chilema ndi mayeso mphamvu idzachitika pambuyo kuwotcherera;
4. Zimaletsedwa kukankhira ndi kuika zinthu zolemetsa pa valve. Sizololedwa kugunda chitsulo choponyedwa ndi valavu yopanda chitsulo ndi nyundo.
Awiri, kutayikira kwa kulongedza (kutuluka kwa valavu, gawo la kulongedza ndilokulirapo)
Chifukwa chake:
1. Kusankha kunyamula ndi kolakwika, kosagonjetsedwa ndi dzimbiri, sikugonjetsedwa ndi kuthamanga kwapamwamba kapena vacuum vacuum, kutentha kwakukulu kapena kutsika kwa kutentha;
2. Kulongedza sikunakhazikitsidwe bwino, pali zolakwika zina monga kulowetsa zazing'ono ndi zazikulu, cholumikizira cha helix sichili chabwino, cholimba chapamwamba komanso chotsika chotsika.
3. Kulongedzako kwakalamba ndipo kutayika kwamphamvu kuposa moyo wake wautumiki
4. tsinde mwatsatanetsatane si mkulu, kupinda, dzimbiri, kuvala ndi zolakwika zina
5. Chiwerengero cha mphete zonyamula sichikwanira, chithokomiro sichimapanikizidwa;
6. Gland, ma bolts, ndi mbali zina zawonongeka, kotero kuti gland silingathe kupanikizidwa;
7. Kugwira ntchito molakwika, mphamvu zambiri, ndi zina zotero;
8. Gland skew, gland and stem gap ndi yaying'ono kwambiri kapena yayikulu kwambiri, zomwe zimapangitsa kuti tsinde liwonongeke, kuwonongeka kwa katundu.
Njira Zosamalira:
1. Zida ndi mtundu wa kulongedza ziyenera kusankhidwa malinga ndi momwe ntchito ikugwirira ntchito;
2. Malinga ndi zofunikira za kuyika koyenera, muzu wa poto uyenera kuikidwa ndikuwunikiridwa mozungulira, olowa ayenera kukhala 30 ℃ kapena 45 ℃;
3. Kunyamula ndi moyo wautali wautumiki, ukalamba ndi kuwonongeka ziyenera kusinthidwa munthawi yake;
4. Kupindika kwa tsinde la valve, kuvala kuyenera kuwongoleredwa, kukonza, kuwonongeka kwakukulu kuyenera kusinthidwa pakapita nthawi;
5. Kulongedzako kumayenera kukhazikitsidwa molingana ndi kuchuluka kwa matembenuzidwe osankhidwa, gland iyenera kukhala yofanana komanso yolimba, mawotchi oponderezedwa ayenera kukhala ndi kusiyana kopitilira 5mm;
6. Gland yowonongeka, mabawuti ndi mbali zina ziyenera kukonzedwa kapena kusinthidwa munthawi yake;
7. Ayenera kutsatira njira zogwirira ntchito, kupatula kukhudzidwa kwa gudumu lamanja, ndi liwiro lofananira lanthawi zonse;
8. Boloti ya gland iyenera kumangika mofanana ndi symmetrically. Ngati kusiyana pakati pa gland ndi tsinde la valve kuli kochepa kwambiri, kusiyana kwake kuyenera kuwonjezeka moyenera. Ngati mpata pakati pa gland ndi tsinde ndi waukulu kwambiri, uyenera kusinthidwa.
Atatu. Kutayikira kwa kusindikiza pamwamba
Chifukwa chake:
1, kusindikiza pamwamba akupera osagwirizana, sangakhoze kupanga pafupi mzere;
2, kugwirizana pakati pa tsinde ndi gawo lotsekera pakatikati pa kuyimitsidwa, sikuwongoka kapena kuvala;
3, kupindika kwa tsinde la valve kapena msonkhano siwolondola, kotero kuti gawo lotsekera limakhala lopindika kapena osati pakati;
4. Kusankhidwa kosayenera kwa kusindikiza pamwamba pa khalidwe lapamwamba kapena kusasankhidwa kwa valve malinga ndi momwe ntchito ikugwirira ntchito
Njira Zosamalira:
1. Sankhani moyenera zinthu ndi mtundu wa bouncing gasket malinga ndi momwe ntchito ikugwirira ntchito;
2, kusintha mosamala, ntchito yosalala;
3, ayenera wogawana ndi symmetrically wononga bawuti, ngati n'koyenera, ayenera kugwiritsa ntchito makokedwe wrench, preload ayenera kukwaniritsa zofunika, osati lalikulu kwambiri kapena laling'ono. Zolumikizira za flange ndi ulusi ziyenera kukhala ndi chilolezo cholowetsamo;
4, msonkhano wa gasket uyenera kukumana pakati, mphamvu ndi yunifolomu, gasket saloledwa kukumbatira ndikugwiritsa ntchito gasket iwiri;
5, malo amodzi kusindikiza pamwamba dzimbiri, processing kuwonongeka, processing khalidwe si mkulu, ayenera kukonzedwa, akupera, mitundu anayendera, kupanga malo amodzi kusindikiza pamwamba kukwaniritsa zofunika;
6. Mukayika gasket, chidwi chiyenera kulipidwa pakuyeretsa, kusindikiza pamwamba kuyenera kukhala palafini, ndipo gasket sayenera kugwa pansi.
Chachinayi, kutayikira kwa mphete yosindikiza
Chifukwa chake:
1, kusindikiza mphete sikovuta
2, mphete yosindikiza ndi kuwotcherera thupi, mawonekedwe apamwamba ndi osauka;
3, kusindikiza mphete kugwirizana ulusi, wononga, kukakamiza mphete lotayirira;
4. Mphete yosindikiza imalumikizidwa ndikuwonongeka.
Njira Zosamalira:
1. Kutayikira mu malo osindikizidwa osindikizira kuyenera kukhazikitsidwa ndi jekeseni zomatira kenako ndikugudubuza;
2. Mphete yosindikiza iyenera kukonzedwa molingana ndi ndondomeko yowotcherera. Pamene pamwamba sichingakonzedwe, kuyang'ana koyambirira ndi kukonza ziyenera kuchitika;
3. Chotsani zitsulo, yeretsani mphete yokakamiza, m'malo mwa zigawo zowonongeka, pewani kusindikiza ndi kulumikiza mpando pafupi, ndikusonkhanitsanso. Ziwalo zomwe zili ndi kuwonongeka kwakukulu kwa dzimbiri zimatha kukonzedwa ndi kuwotcherera, kulumikiza ndi njira zina;
4. Kulumikizana kwa mphete yosindikizira kumawonongeka, komwe kungathe kukonzedwa ndi kupera ndi kugwirizanitsa, ndipo mphete yosindikizira iyenera kusinthidwa pamene sichikhoza kukonzedwa.
5. Kutayikira komwe kumachitika chifukwa cha kugwa kwa magawo otseka:
Chifukwa chake:
1, kusagwira bwino ntchito, kotero kuti chidutswa chotseka chikakamira kapena choposa chakufa, kugwirizanako kumawonongeka ndikusweka;
2, kutseka kugwirizana si olimba, lotayirira ndi kugwa;
3, kusankha kwa zinthu zolumikizira sikuli koyenera, sikungathe kupirira dzimbiri za sing'anga ndi makina ovala.
Njira Zosamalira:
1, ntchito yolondola, kutseka valavu sikungathe kukakamiza kwambiri, kutsegula valavu sikungadutse mfundo yakufa, valavu imatsegulidwa kwathunthu, gudumu lamanja liyenera kutembenuka pang'ono;
2. Kulumikizana pakati pa gawo lotseka ndi tsinde la valve liyenera kukhala lolimba, ndipo ulusi uyenera kukhala ndi gawo lakumbuyo;
3. Zomangira zomwe zimagwiritsidwa ntchito polumikiza mbali zotseka ndi tsinde la valve liyenera kupirira dzimbiri la sing'anga, ndikukhala ndi mphamvu zamakina komanso kukana kuvala.
Nthawi yotumiza: Aug-18-2022
