Valve sealing surface nika da taro Valve rike da handwheel fenti bayani dalla-dalla

Valve sealing surface nika da taro Valve rike da handwheel fenti bayani dalla-dalla

Hanya ce ta gamawa, na iya sanya sassan su sami daidaito mai girma, daidaiton lissafi da gamawar saman, amma ba zai iya inganta matsayin juna tsakanin daidaiton saman ba. Kayan aikin niƙa ya kamata ya hadu da waɗannan biyu: ① mai sauƙin shigar da barbashi abrasive ② na iya kula da madaidaicin madaidaicin kayan aikin niƙa na dogon lokaci. Saboda haka, gaba ɗaya amfani da kayan laushi fiye da kayan aiki don yin kayan aikin bincike, baƙin ƙarfe na simintin launin toka da aka saba amfani dashi. A cikin tsarin haɗin bawul, ana amfani da bawul ɗin gabaɗaya azaman sassan tunani, bisa ga tsari da aka ƙayyade a cikin tsarin taro, kuma ana aiwatar da hanyar. Kafin haɗuwa, ya zama dole don duba ko an cire sassan kuma an tsabtace su.
Valve sealing surface nika
Na farko, niƙa asali ka'idoji da kayan aiki
(I) Ka'idoji na asali:
Hanya ce ta gamawa, na iya sanya sassan su sami daidaito mai girma, daidaiton lissafi da gamawar saman, amma ba zai iya inganta matsayin juna tsakanin daidaiton saman ba.
Nika, kayan aiki da farfajiyar aikin sun dace tare, tsakiyar cika abrasives, lokacin da kayan aiki tare da saman haɗin gwiwa, hadaddun motsa jiki tsakanin sassan biyu na abrasive grits surface zamewa ko mirgina, wani ɓangare na abrasive an saka ko sessile a cikin kayan aiki surface, kuma yanke da workpiece surface ne sosai bakin ciki Layer na karfe, da convex ganiya a kan workpiece ne na farko nika, a hankali cimma manufa surface bukata.
Domin ya sa saman nika uniform, da zumunta motsi hanya na kowane batu a kan workpiece zuwa nika kayan aiki ya zama iri ɗaya kamar yadda ya zuwa yanzu kamar yadda zai yiwu, don haka shugabanci na dangi motsi ya kamata a canza kullum.
Da sauri da motsi na nika, mafi girman inganci, amma idan ya yi girma sosai, zai sa aikin aikin ya yi zafi kuma ya shafi daidaiton lissafi. A lokaci guda kuma, ya kamata mu mai da hankali don kada mu matsa lamba a saman, in ba haka ba zai haifar da zafi.
Saboda nika ne santsi aiki, da yankan adadin ne sosai kananan, don haka a iya tabbatar da cire aiki alama na karshe tsari, da jigo na gyara workpiece kuskuren lissafi, da karami da nika izni, mafi kyau.
(2) Kayan aikin niƙa
Kayan aikin niƙa ya kamata ya hadu da waɗannan biyu: ① mai sauƙin shigar da barbashi abrasive ② na iya kula da madaidaicin madaidaicin kayan aikin niƙa na dogon lokaci. Saboda haka, gaba ɗaya amfani da kayan laushi fiye da kayan aiki don yin kayan aikin bincike, baƙin ƙarfe na simintin launin toka da aka saba amfani dashi.
Abrasive shine cakuda kayan abu da ruwan sha. Abubuwan da aka fi amfani da su sune corundum (alumina), silicon carbide, boron carbide, chromium oxide, iron oxide da lu'u-lu'u foda, ƙaƙƙarfan abrasive lokacin amfani da su.
Ana amfani da ruwa mai niƙa don daidaita abin da ke lalata, kuma yana taka rawa na lubrication, sanyaya da oxidation.
Biyu, bawul sealing surface nika
(a) niƙa da hannu
Manual nika ne mai sauki, amma low yadda ya dace, rashin inganci, dace da kananan masana'antu da gyara.
1. Manual nika na sealing surface na bawul jiki
Yin amfani da murabba'in rami na fayafai mai siffar kayan aikin niƙa ana sanya shi a saman shingen rami na bawul ɗin jikin, sannan ana amfani da dogon hannun tare da kai mai murabba'in don fitar da farantin niƙa don motsi. Akwai shugaba shafi na lambu ko haifar da farantin zafin zafi akan farantin niƙa don hana kayan aikin niƙa buɗe saman rufewa.
Kafin yin niƙa, ya kamata a tsaftace kayan aikin niƙa, an rufe shi da wani nau'i na abrasive, kuma kayan aikin nika ya kamata a sanya su a kan filin rufewa, da farko juya agogon 180 ° sannan kuma a kan agogo 90 °, don haka maimaita, kula da uniform da ƙarfin da ya dace. a lokacin da nika, kuma kullum ƙara abrasive.
2, bawul farantin, bawul Disc da sauran sassa sealing surface nika
Yin amfani da farantin niƙa don niƙa na hannu, na farko a kan farantin a ko'ina mai rufi tare da Layer na wakili na nika, aikin aikin yana haɗe zuwa farantin, don gefe ɗaya don yin juyawa da yin motsi na layi ko motsi na 8.
Launin PAINT na rike da bawul da dabaran hannu ya bambanta bisa ga abin rufewa.
Fentin HANNU NA WUTA DA WUTA. Dubi Tebur mai zuwa DOMIN DOMIN RUWAN FUNI NA RUWAN WUTA
Hatimin saman abu
Paint launi na HANDLE da handwheel Seling surface MATERIAL rike da handwheel fenti launi Bronze ko tagulla ja wuya gami Cerurenous Babbitt yellow roba purple aluminum aluminum farin simintin ƙarfe baƙin acid-resistant karfe, bakin karfe haske blue roba matsakaici kore nitriding karfe haske purple Monel gami duhu. rawaya