A matsayin hanyar watsawa, ana amfani da kayan duniya sosai a fannoni daban-daban na injiniyanci, kamar na'urar rage gear, crane, na'urar rage gear ta duniya, da sauransu. Ga na'urar rage gear ta duniya, tana iya maye gurbin tsarin watsawa na jirgin gear axle mai tsayayye a lokuta da yawa. Saboda tsarin watsa gear yana hulɗa da layi, yin meshing na dogon lokaci zai haifar da gazawar gear, don haka ya zama dole a kwaikwayi ƙarfinsa. Li Hongli da sauransu sun yi amfani da hanyar meshing ta atomatik don haɗa gear ta duniya, kuma sun gano cewa ƙarfin juyi da matsakaicin matsin lamba suna layi. Wang Yanjun da sauransu sun kuma haɗa gear ta duniya ta hanyar samar da atomatik, kuma sun kwaikwayi kwaikwayon statics da modal na gear ta duniya. A cikin wannan takarda, ana amfani da abubuwan tetrahedron da hexahedron galibi don raba raga, kuma ana nazarin sakamakon ƙarshe don ganin ko an cika yanayin ƙarfi.

1, Kafa samfura da nazarin sakamako

Tsarin kayan aiki na duniya mai girma uku

Kayan aikin taurarigalibi ya ƙunshi kayan aikin zobe, kayan aikin rana da kayan aikin duniya. Manyan sigogin da aka zaɓa a cikin wannan takarda sune: adadin haƙoran zoben gear na ciki shine 66, adadin haƙoran kayan aikin rana shine 36, adadin haƙoran kayan aikin duniya shine 15, diamita na waje na zoben gear na ciki shine 150 mm, modulus shine 2 mm, kusurwar matsi shine 20 °, faɗin haƙori shine 20 mm, ma'aunin tsayi na ƙari shine 1, ma'aunin backback shine 0.25, kuma akwai gears guda uku na duniya.

Nazarin kwaikwayo na tsaye na kayan aikin duniya

Bayyana halayen abu: shigo da tsarin gear na duniya mai girma uku wanda aka zana a cikin software na UG zuwa ANSYS, kuma saita sigogin abu, kamar yadda aka nuna a cikin Tebur 1 a ƙasa:

Rage Rage: Ragewar ƙayyadadden abu an raba ta da tetrahedron da hexahedron, kuma girman asalin abu shine 5mm. Tunda girmansa ya kai 5mm.kayan aikin duniyoyi, gear na rana da zoben gear na ciki suna cikin hulɗa da raga, ragar sassan hulɗa da raga an ƙara girmanta, kuma girmanta shine 2mm. Da farko, ana amfani da grids na tetrahedral, kamar yadda aka nuna a Hoto na 1. An samar da abubuwa 105906 da nodes 177893 gaba ɗaya. Sannan an ɗauki grid na hexahedral, kamar yadda aka nuna a Hoto na 2, kuma an samar da ƙwayoyin halitta 26957 da nodes 140560 gaba ɗaya.

Amfani da kaya da yanayin iyaka: bisa ga halayen aiki na kayan duniya a cikin na'urar rage zafi, kayan rana shine kayan tuƙi, kayan duniya shine kayan da aka tura, kuma fitarwa ta ƙarshe tana ta hanyar mai ɗaukar kaya na duniya. Gyara zoben gear na ciki a cikin ANSYS, kuma a shafa ƙarfin juyi na 500N · m ga kayan rana, kamar yadda aka nuna a Hoto na 3.

Bayan sarrafawa da nazarin sakamako: An bayar da nephrogram na ƙaura da nephrogram mai kama da na damuwa na nazarin tsaye da aka samu daga rabe-raben grid guda biyu a ƙasa, kuma an gudanar da nazarin kwatantawa. Daga nephrogram na ƙaura na nau'ikan grid guda biyu, an gano cewa matsakaicin ƙaura yana faruwa ne a wurin da gear ɗin rana bai haɗu da gear ɗin duniya ba, kuma matsakaicin damuwa yana faruwa ne a tushen ragar gear. Matsakaicin matsin lamba na grid ɗin tetrahedral shine 378MPa, kuma matsakaicin matsin lamba na grid ɗin hexahedral shine 412MPa. Tunda iyakar yawan amfanin kayan shine 785MPa kuma matakin aminci shine 1.5, matsin lamba da aka yarda shine 523MPa. Matsakaicin matsin lamba na sakamakon biyu ya ƙasa da matsin lamba da aka yarda, kuma duka sun cika yanayin ƙarfi.

2, Kammalawa

Ta hanyar kwaikwayon abubuwan da suka shafi iyaka na kayan duniya, ana samun nephrogram na nakasawa na motsi da nephrogram mai kama da damuwa na tsarin gear, wanda daga ciki ake samun matsakaicin bayanai da mafi ƙarancin bayanai da rarraba su a cikinkayan aikin duniyoyiAna iya samun samfurin. Wurin da matsakaicin matsin lamba iri ɗaya yake shi ne kuma wurin da haƙoran gear ke fuskantar matsala, don haka ya kamata a ba shi kulawa ta musamman yayin ƙira ko ƙera shi. Ta hanyar nazarin tsarin gear na duniya gaba ɗaya, an shawo kan kuskuren da binciken haƙorin gear ɗaya kawai ya haifar.