Ukugaya kuyindlela evame ukusetshenziswa yokuqedela indawo yokuvala amavalvu enkambisweni yokukhiqiza. Ukugaya kungenza indawo yokuvala amavalvu ithole ukunemba okuphezulu, ubulukhuni besimo sejometri kanye nobulukhuni bomphezulu, kodwa akukwazi ukuthuthukisa ukunemba kwendawo ehambisanayo phakathi kwezindawo zokuvala. Ukunemba kobukhulu bomphezulu wokuvala amavalvu omhlaba ngokuvamile kuba ngu-0.001 ~ 0.003mm; ukunemba kwesimo sejometri (njengokungalingani) kungu-0.001mm; ubulukhuni bomphezulu bungu-0.1 ~ 0.008.
Isimiso esiyisisekelo sokuvala ukugaya ubuso sihlanganisa izici ezinhlanu: inqubo yokugaya, ukunyakaza kokugaya, isivinini sokugaya, ingcindezi yokugaya kanye nesibonelelo sokugaya.
1. Inqubo yokugaya
Ithuluzi lokugaya kanye nobuso bendandatho yokuvala kuhlanganiswe kahle, futhi ithuluzi lokugaya lenza ukunyakaza okuyinkimbinkimbi kokugaya eduze kobuso obuhlangene. Ama-abrasives abekwa phakathi kwethuluzi lokuvala kanye nobuso bendandatho yokuvala. Lapho ithuluzi lokuvala kanye nobuso bendandatho yokuvala kunyakaza ngokuqondene, ingxenye yezinhlayiya ezi-abrasive ku-abrasives izoshelela noma igoqeke phakathi kwethuluzi lokuvala kanye nobuso bendandatho yokuvala. Iziqongo ebusweni bendandatho yokuvala ziqale zigaywe phansi, bese kuba ne-geometry edingekayo kancane kancane.
Ukugaya akuyona nje inqubo yomshini yokubhula ezinsimbini, kodwa futhi kuyisenzo samakhemikhali. Amafutha akwi-abrasive angakha ifilimu ye-oxide ebusweni ukuze icutshungulwe, ngaleyo ndlela kusheshiswe inqubo yokugaya.
2 . ukunyakaza kokugaya
Uma ithuluzi lokugaya kanye nobuso bendandatho yokuvala kunyakaza ngokuhambisana, inani lezindlela ezishelelayo zephuzu ngalinye ebusweni bendandatho yokuvala kuya kuthuluzi lokugaya kufanele lifane. Futhi, isiqondiso sokunyakaza okuhlobene kufanele sishintshe njalo. Ukushintsha njalo kwesiqondiso sokunyakaza kuvimbela uhlamvu ngalunye oluhlabayo ukuthi luphinde umzila walo ebusweni bendandatho yokuvala, ukuze lungadali amamaki okuguguleka asobala futhi lwandise ubulukhuni bobuso bendandatho yokuvala. Ngaphezu kwalokho, ushintsho oluqhubekayo lwesiqondiso sokunyakaza alukwazi ukwenza i-abrasive isabalale ngokulinganayo, ukuze insimbi ebusweni bendandatho yokuvala ingasikwa ngokulinganayo.
Nakuba ukunyakaza kokugaya kuyinkimbinkimbi futhi indlela yokunyakaza ishintsha kakhulu, ukunyakaza kokugaya kuhlala kwenziwa ebusweni bokubopha bethuluzi lokugaya kanye nobuso bendandatho yokuvala. Kungakhathaliseki ukuthi ukugaya ngesandla noma ukugaya ngomshini, ukunemba kwesimo sejometri kwendawo yendandatho yokuvala kuthinteka kakhulu ukunemba kwesimo sejometri sethuluzi lokugaya kanye nokunyakaza kokugaya.
3. isivinini sokugaya
Uma ukunyakaza kokugaya kushesha, kulapho ukugaya kusebenza kahle khona. Ijubane lokugaya liyashesha, izinhlayiya eziningi ezihudulayo zidlula ebusweni bento yokusebenza ngeyunithi ngayinye isikhathi, futhi insimbi eningi iyanqunywa.
Ijubane lokugaya livame ukuba ngu-10 ~ 240m/min. Ezintweni zokusebenza ezidinga ukunemba okuphezulu kokugaya, ijubane lokugaya ngokuvamile alidluli ku-30m/min. Ijubane lokugaya lendawo yokuvala ivalvu lihlobene nezinto ezisetshenziswa endaweni yokuvala. Ijubane lokugaya lendawo yokuvala yethusi nensimbi ephonswe lingama-10 ~ 45m/min; indawo yokuvala yensimbi eqinile ne-alloy eqinile ingama-25 ~ 80m/min; indawo yokuvala yensimbi engagqwali ye-austenitic ingama-10 ~ 25m/min.
4. ingcindezi yokugaya
Ukusebenza kahle kokugaya kuyanda ngokwanda kwengcindezi yokugaya, futhi ingcindezi yokugaya akufanele ibe phezulu kakhulu, ngokuvamile i-0.01-0.4MPa.
Uma ugaya indawo yokuvala yensimbi ephothiwe, ithusi kanye nensimbi engagqwali ye-austenitic, ingcindezi yokugaya ingu-0.1~0.3MPa; indawo yokuvala yensimbi eqinile kanye ne-alloy eqinile ingu-0.15~0.4MPa. Thatha inani elikhulu lokugaya okuqinile kanye nenani elincane lokugaya okuncane.
5. Isibonelelo sokugaya
Njengoba ukugaya kuyinqubo yokuqeda, inani lokusika lincane kakhulu. Usayizi wesibonelelo sokugaya uncike ekunembileni komshini kanye nobukhali bomphezulu wenqubo yangaphambilini. Ngaphansi kwesisekelo sokuqinisekisa ukususwa kwezimpawu zokucubungula zenqubo yangaphambilini nokulungisa iphutha lejiyometri lendandatho yokuvala, uma isabelo sokugaya sincane, kungcono.
Indawo yokuvala kufanele ivamise ukugaywa kahle ngaphambi kokugaya. Ngemva kokugaya kahle, indawo yokuvala ingahlanganiswa ngqo, kanti indawo yokugaya encane yile: indawo yobubanzi ingu-0.008 ~ 0.020mm; indawo yokuvala ingu-0.006 ~ 0.015mm. Thatha inani elincane uma ukugaya ngesandla noma ubulukhuni bezinto kuphezulu, bese uthatha inani elikhulu uma ukugaya ngomshini noma ubulukhuni bezinto kuphansi.
Ubuso bokuvala bomzimba wevalvu abulungele ukugaywa nokucutshungulwa, ngakho-ke ukujika okuncane kungasetshenziswa. Ngemva kokujika kokuqeda, ubuso bokuvala kumele bube bushelelezi ngaphambi kokuqeda, futhi isilinganiso sendiza singu-0.012 ~ 0.050mm.
I-Tianjin tanggu water-seal valve Co., ltd yaklanywa ngokukhethekile ekukhiqizeniivalvu yebhabhathane ehlezi kahle, ivalvu yesango, Isihluzo se-Y, ivalvu yokulinganisa, ivalvu yokuhlola i-wafer, njll.
Isikhathi sokuthunyelwe: Juni-25-2023
