Yadda za a inganta madaidaicin ƙirar filastik?
1. Mold sarrafa ingancin hada da aiki daidaito da kuma surface quality
Daidaitaccen mashin ɗin shine matakin daidaitawa tsakanin ainihin girman, siffa da matsayi na farfajiyar ɓangaren injin da madaidaicin ma'auni na geometric da ake buƙata ta zane.
Madaidaicin ma'auni na geometric, don girman, shine matsakaicin girman; Ga ma'auni na saman, shine cikakken da'irar, Silinda, jirgin sama, mazugi da madaidaiciyar layi. Don matsayi na juna tsakanin saman, yana da cikakken layi daya, a tsaye, coaxial, m, da dai sauransu. Bambanci tsakanin ainihin ma'auni na geometric da madaidaicin ma'auni na sashin ana kiransa kuskuren machining.
Daidaiton injina da kuskuren injina duka sharuɗɗan ne da ake amfani da su don kimanta ma'auni na geometric na saman injina. Ana auna daidaiton mashin ɗin ta hanyar juriya, ƙarami ƙimar darajar, mafi girman daidaito; An bayyana kuskuren mashin ɗin ta ƙimar lambobi, kuma mafi girman ƙimar lambobi, mafi girman kuskuren. Babban daidaiton sarrafawa yana nufin ƙananan kuskuren sarrafawa, kuma akasin haka.
Haƙiƙanin sigogin da aka samu ta kowace hanyar sarrafawa ba za su kasance cikakke daidai ba, daga aikin sashin, muddin kuskuren sarrafawa yana cikin juriyar da ake buƙata ta zanen ɓangaren, ana ɗaukar daidaiton aiki da garanti.
Ingancin na'ura ya dogara da ingancin injinan sassa da ingancin haɗin na'ura. Ingantattun kayan aikin sassa sun haɗa da daidaiton mashin ɗin na sassa da ingancin saman sassan biyu. Daidaitaccen mashin ɗin yana nufin matakin da ainihin ma'auni na geometric (girma, siffa da matsayi) na sassan bayan aiki sun dace da madaidaicin ma'auni na geometric.
Bambanci tsakanin su ana kiran kuskuren machining. Girman kuskuren mashin ɗin yana nuna madaidaicin mashin ɗin. Mafi girman kuskuren, ƙananan daidaiton injina, kuma ƙaramin kuskuren, mafi girman daidaiton injin.
2. Babban abubuwan da ke shafar daidaiton aiki
2.1 Daidaiton girman girman
Yana nufin ma'aunin daidaituwa tsakanin ainihin girman ɓangaren injin da kuma tsakiyar yankin haƙuri na girman ɓangaren. Ana sarrafa daidaiton girman ta hanyar jurewar girma. Haƙuri mai girma shine zaɓin da aka halatta a cikin girman sashi yayin yanke. A cikin yanayin girman asali iri ɗaya, ƙaramin juzu'in juzu'i kuma mafi girman daidaiton girman.
2.2 Daidaiton Siffar
Yana nufin matakin daidaitawa tsakanin ainihin joometry na saman ɓangaren injin da aka yi da madaidaicin lissafi. Akwai abubuwa guda 6 don kimanta daidaiton siffa, kamar madaidaiciya, shimfiɗa, zagaye, cylindricity da bayanin martabar layi. Ana sarrafa daidaiton siffar ta hanyar jurewar sifa, kuma kowane juriyar juzu'in ya kasu kashi 12 matakan daidaito sai dai matakan daidaito 13 na zagaye da cylindricity. Mataki na 1 shine mafi girma kuma matakin 12 shine mafi ƙanƙanta.
2.3 Daidaiton matsayi
Yana nufin bambanci a ainihin daidaiton matsayi tsakanin filaye masu dacewa na sassan injina. Akwai abubuwa takwas don kimanta daidaiton matsayi, kamar daidaitattun daidaito, daidaituwa, karkatarwa, coaxiality, daidaitawa, matsayi, zagaye runout da cikakken runout. Ana sarrafa daidaiton matsayi ta hanyar jurewar matsayi, waɗanda kuma an raba su zuwa matakan daidaito 12.
