Izixhumi zepayipi le-hydraulic hose yensimbi engagqwali yizixhumi eziyinhloko ezinhlelweni zamanzi. Ukuqina nokunemba kwezinqubo zabo zokukhiqiza kuthinta ngokuqondile ukusebenza kokuvala komkhiqizo, ukumelana nokucindezela, nempilo yesevisi. Lesi sihloko sichaza ngokuhlelekile inqubo ephelele yokukhiqiza yezixhumi zepayipi lensimbi engagqwali ye-hydraulic, kusukela ezintweni ezingavuthiwe ukuya emikhiqizweni eqediwe, ihlanganisa izinyathelo ezibalulekile njengokukhethwa kwempahla, ukubunjwa, ukwelashwa kwendawo, nokuhlolwa kwekhwalithi.
Ukulungiswa Kwempahla Engavuthiwe kanye Nokwelashwa Kwangaphambili
Izinto eziyinhloko zezixhumi zepayipi le-hydraulic hose yensimbi engagqwali ngokuvamile i-austenitic stainless steel (efana no-304 no-316L), enikeza ukumelana nokugqwala okuphezulu namandla. I-Duplex stainless steel noma imvula{3}}insimbi engagqwali eqinile ingase isetshenziswe kwezinye izinhlelo zokusebenza ezikhethekile. Izinto zokusetshenziswa zihlolwa ngokuqinile, okuhlanganisa nokuhlaziywa kokwakheka kwamakhemikhali (ukuqinisekisa ukuthi okuqukethwe kwe-nickel ne-chromium kuhlangabezana nezindinganiso), ukuhlolwa kwempahla komshini (amandla aqinile nobude), nokuhlola{5}}okungonakalisi (njengokuhlola i-ultrasonic) ukuze kuqedwe amaphutha angaphakathi.
Isigaba sokwelashwa kwangaphambili sibandakanya ukusika nokubumba ishidi noma ishubhu. Uma kusetshenziswa ishubhu lensimbi engenamthungo, umdwebo obandayo noma ukugoqa okubandayo kuyadingeka ukuze kuqinisekiswe ukujiya kodonga olufanayo. Uma kusetshenziswa insimbi yeshidi, okungenalutho kuyasikwa nge-laser noma kugxivizwe ngendlela ethile. Ngemuva kokwelashwa kwangaphambili, indawo ebonakalayo idinga ukucocwa kanye nokucoshwa ukuze kukhishwe amafutha, izendlalelo ze-oxide, nokungcola, kunikeze indawo engaphansi ehlanzekile ukuze icutshungulwe ngokulandelayo.
Inqubo Yokwakha
Ukwenza imishini
Izingxenye zokufaka ezingukhiye (ezifana nezintambo nezindawo zokuvala) ngokuvamile zinembe{0}}ezisetshenziswa kusetshenziswa amalebula e-CNC. Ukwenza imicu kufanele kuhambisane nezindinganiso zamazwe ngamazwe (njenge-ISO 228 noma i-NPT) ukuze kuqinisekiswe ukuhambisana namapayipi noma izixhumi ezibonakalayo. Izindawo zokuvala ziyagaywa noma zipholishwe ukuze zibe rough of Ra Less than noma elilingana no-0.8μm ukuze kuthuthukiswe ukusebenza kahle kokuvala. Ngezakhiwo eziyinkimbinkimbi (ezifana-njengokufakwa kwezindlela eziningi),-isikhungo somshini we-axis emihlanu singase sisetshenziselwe ukubumba okuhlanganisiwe.
Ukunyathela kanye Nokwenza
Ezinye izinto ezincane zinezitembu. Ishidi lensimbi engagqwali lakhiwa libe inkomishi noma umumo we-tubular emshinini wokunyathelisa usebenzisa i-die. Izingxenye zibe sezishiselwa noma zihlanganiswe ndawonye. Ezifakelweni zokucindezela okuphezulu{3}, ukufoja kuvame kakhulu. Insimbi engagqwali engenalutho ishisiswe ngaphezu kwezinga lokushisa lekristalu futhi ikhubazekile emshinini wokunyathelisa we-forging ukuze kuthuthukiswe ukwakheka kwensimbi okusanhlamvu kwangaphakathi futhi kuthuthukise izici zomshini.
Inqubo yokushisela
Uma ukufakwa kuhlanganisa izingxenye eziningi (ezifana nomzimba ofanelekayo namantongomane), i-inert gas welding (TIG) noma i-laser welding iyadingeka. Imingcele yokushisela (yamanje, isivinini, nokuvikela ukugeleza kwegesi) kufanele ilawulwe ngokuqinile ukuze kuvinjelwe ukugqwala kwe-intergranular yensimbi engagqwali, futhi ikhwalithi yokushisela kufanele iqinisekiswe kusetshenziswa ukuhlolwa kwe-penetrant (PT) noma ukuhlolwa kwe-radiographic (RT).
Umhlangano kanye Nokuqinisa
I-Hose Crimping (Ukuvutha/Ukunciphisa)
Ukuze kuxhunywe ipayipi le-hydraulic, i-fitting ne-hose ivikelekile kusetshenziswa inqubo yokucwilisa. Ngaphambi kokuba i-crimping, i-hose end ikhishwa ungqimba lwerabha olungaphandle bese kufakwa i-wire braid. I-crimping die yakhelwe ngokuya ngokucaciswa kwepayipi, futhi ingcindezi eqondile isetshenziswa kusetshenziswa umshini wokunyathelisa we-hydraulic ukuze kwakhiwe ukuhlangana kokuphazamiseka phakathi kokufaka nepayipi. Eminye imikhiqizo-ephezulu isebenzisa inqubo yokuvutha, lapho indawo engaphakathi yekhonikhi yokuhlanganisa inwetshwa kusetshenziswa ithuluzi lokuvutha ngaphambi kokufakwa epayipini. Ngemuva kokupholisa, ukubamba okuvikelekile kuyasungulwa.
Ukwelashwa Kokushisa Nokuqinisa
Ukuze kuthuthukiswe ukumelana nokuguga nokumelana nokukhathala kokufatha, ezinye izakhi zidinga ukwelashwa kokushisa, njengokucisha kanye nokushisa (ukuqina nokushisa) noma i-surface nitriding. Ezimweni zokusebenza eziphezulu{{1}ezishintshashintshayo zokucindezela, ukupeniza kungase kusetshenziselwe ukudala isendlalelo esisele esicindezelayo esingaphezulu, okubambezela ukuqaliswa kokuqhekeka.
Ukwelashwa Okuphezulu Nokuvikela Ukugqwala
Insimbi engagqwali ngokwemvelo inokumelana nokugqwala okuhle kakhulu. Kodwa-ke, ukuze kuthuthukiswe ukumelana kwayo nesifutho sikasawoti, ama-acids, nama-alkali,{1}}izindawo ezingahambelani ngokuvamile ziyadlula (njengokucwiliswa ku-nitric-isixazululo se-hydrofluoric acid) noma imicu igcotshwa nge-anti-ejenti yokudlikiza. Ukuze kuhlangatshezwane nezidingo zemvelo, eminye imikhiqizo yokuthekelisa isebenzisa i-trivalent chromium passivation esikhundleni senqubo ye-chromium eyi-hexavalent evamile.
Ukuhlolwa Kwekhwalithi Nokuqinisekiswa Kwemboni
Imikhiqizo eqediwe ihlolwa ngokugcwele noma okungahleliwe. Izinto ezibalulekile zifaka:
Ukunemba Kobukhulu: Imingcele yochungechunge, ububanzi bokubeka uphawu, nokubekezelelana kwejometri kukalwa kusetshenziswa umshini wokulinganisa wokuhlanganisa (CMM);
Ukubekwa uphawu: Kuhlolwe ngokuhlolwa kokungenisa umoya (izikhathi ezingu-0.5-2 ingcindezi yokusebenza) noma ukuhlolwa kwe-hydraulic (akukho ukuvuza ngemva kokugcina ingcindezi imizuzu engu-30);
Izakhiwo Zemishini: Amasampula ahlolwa ngokushuba, ukuqina kokuqina (i-Vickers hardness HV), kanye nokuhlolwa komthelela;
Ukuhlola Ukubukeka: Qinisekisa ngokubonakalayo ukungabikho kwemihuzuko, ama-burrs, nokukhubazeka kokushisela.
Inqubo yokukhiqiza yezixhumi zepayipi le-hydraulic hose yensimbi engagqwali ihlanganisa isayensi yezinto zokwakha, ukunemba kwemishini, kanye nobuchwepheshe bokulawula ikhwalithi. Isinyathelo ngasinye sinamathela ngokuqinile ezindinganisweni zomkhakha (njenge-ISO 9001 ne-API Q1). Ngokulungiselela amapharamitha wenqubo kanye nokwethula okokusebenza okuzenzakalelayo (okufana nokushisela amarobhothi nezinhlelo zokuhlola ezihlakaniphile), ukusebenza kahle kokukhiqiza nokuvumelana komkhiqizo kungathuthukiswa, kuhlangatshezwane nezidingo eziphakeme zokuthembeka kwezimboni ezifana nemishini yobunjiniyela, amakhemikhali e-petrochemical, kanye ne-aerospace.
