Ƙunƙarar ƙarfi mai ƙarfi da matsalolin gama gari

Rarraba nauyin nauyi don karfin juyi

1. PATAC ne ke da alhakin sakin juzu'i mai ƙarfi da juzu'i na farko.PATAC tana fitar da ma'aunin juzu'i mai ƙarfi bisa ga buƙatun ƙira, haɗe da sakamakon gwaji da sakamakon gwajin hanya.

2. ME ne ke da alhakin sakin jujjuyawar juzu'i bisa ga ƙayyadaddun juzu'i da PATAC ta fitar, an daidaita ƙarfin ƙarfin kayan aiki a cikin ƙimar ƙima na ƙayyadaddun ƙayyadaddun ƙarfi a kan layin samarwa.Sa'an nan kuma ana auna juzu'i na tsaye bisa ga yanayin samarwa na al'ada.Yin amfani da hanyar ƙididdiga (saitin bayanai 30), ana samun Na'a'i da juriya na ma'aunin juzu'i, kuma ana samun ma'aunin juzu'i.

Ƙunƙarar jujjuyawar jujjuyawar juyi da tsarin rubutu mai ƙarfi

1. Ƙunƙarar ƙarfi mai ƙarfi

D mai suna +/-haƙuri NM ;An rubuta karfin juyi mai ƙarfi a cikin nau'i na ƙima +/haƙuri kamar D30+/-5nm;Babu sarari tsakanin D da 30+/- 5NM;Inda D ke nufin Dynamic;NM shine naúrar karfin juyi: Newton.Mita;haƙuri yakamata ya zama juriya mai ma'ana kuma bai kamata a saita shi zuwa nau'in haƙurin asymmetric sama da ƙasa ba.Alal misali, D30 + 3 / -5NM ba daidai ba ne. A cikin samarwa, ƙimar ƙarfin ƙarfin kayan aiki na kayan aiki ya kamata ya zama maras kyau, kuma kada a rabu da ƙimar ƙima da gangan;

2. Karfin juyi na tsaye

SA-BNM;Lokaci na tsaye yakamata a rubuta shi azaman kewayon sifofi kamar: S25-35NM;Babu sarari tsakanin S da 25-30NM;Inda S ke tsaye ga Static;A yana wakiltar ƙananan iyaka na juzu'in juzu'i, B yana wakiltar iyakar babba;NM shine naúrar karfin juyi: Newton.Mita;

Ƙunƙarar jujjuyawar jujjuyawar juyi da tsarin rubutu mai ƙarfi

3. Dynamic karfin juyi na kusoshi masu zaman kansu Kusoshi masu zaman kansu yawanci suna zama a ƙarƙashin ma'auni na FDSNS (Fully DrivenSeated Not Stripped) .Misali: D1.5 +/- 0.5NM S1NM MIN FDSNSWhere D yana nufin Dynamic (dynamic);Mai bi ta sarari; 1.5+/- 0.5NM yana nuna kewayon juzu'i mai ƙarfi, 1.5NM kawai don yin la'akari da ainihin saiti a cikin samarwa, kuma ba a bayyana shi azaman ƙimar ƙima ba.Ainihin ƙarfin ƙarfin ƙarfin da aka yi amfani da shi ana daidaita shi ta hanyar samarwa bisa ga ainihin halin da ake ciki na ƙarfin juzu'i mai ƙarfi, amma dole ne a tabbatar da cewa daidaitattun FDSNS (Fully Driven SeatedNot Stripped, wato, hakori ba ya zame).A ƙarshe, lura FDSNS (Cikakken Kore Ba'a Stripped).

Abubuwan da ke shafar karfin juyi mai ƙarfi

Lokacin saita karfin juyi mai ƙarfi, la'akari da ba kawai masu ɗaure ba, har ma masu ɗaure da kayan aiki da kayan aiki.Maɗaukakin ƙarfi mai ƙarfi yana da ƙanƙanta, wanda ke da sauƙin haifar da raguwa da raguwar gajiya, kuma ba shi da amfani don haɓaka yuwuwar haɓakawa;Ƙunƙarar ƙarfi mai ƙarfi yana da girma da yawa, wanda yake da sauƙi don haifar da masu haɗawa don samar da kayayyaki, har ma da karya, zamewa hakora, kuma a rushe su ta hanyar fasteners.The abu hardness, surface roughness, surface friction coefficient da kuma tsarin na fastener zai rinjayar da karfi karfin juyi da ake bukata. .Har ila yau, wajibi ne a yi la'akari da ƙarfin na'urar don tabbatar da cewa ba za a murkushe shi ba, sa'an nan kuma a sami matsakaicin iyakar da na'urar zata iya jurewa. fastener.Matsakaicin ƙarfin ƙarfi mai ƙarfi ya kamata ya tabbatar da cewa ba a kwance ba a cikin tsarin amfani da abokin ciniki, kuma matsakaicin ƙarfin ƙarfin ya kamata ya tabbatar da cewa mai ɗaukar nauyi da mai ɗaukar nauyi ba su gaza ba (kamar samar da ƙasa, karyewa, zamewa, murƙushewa, nakasawa, da sauransu). Domin ba da cikakken wasa ga aikin na'urori masu ɗaure, ɗorawa na axial na fasteners gabaɗaya ya kamata ya zama 50 zuwa 75% na garantin nauyin na'urorin.