Tattaunawa akan ka'idar fadada kusoshi

Kayyade ka'idar fadada dunƙule: gyaran gyare-gyaren haɓakawa shine yin amfani da ra'ayi mai siffar V don inganta haɓakawa don haifar da rikici da haɗin kai, don cimma sakamako mai gyarawa.Ƙarshen ɗaya na dunƙule yana zare kuma ɗayan ƙarshen yana tafe.An rufe burodin da fata na karfe, kuma rabin silinda na baƙin ƙarfe yana da adadin yanke.Sanya su wuri ɗaya a cikin ramin da aka buga a bango, sa'an nan kuma kulle goro.Na goro yana jan dunƙule waje, kuma ya ja da vertebral digiri a cikin karfe silinda fata Silinda, wanda aka fadada, don haka da tam a daidaita a bango.Ana amfani da shi gabaɗaya don ɗaure shingen kariya, rumfa, kwandishan, da sauransu akan siminti, bulo da sauran kayan.Duk da haka, gyare-gyarensa ba abin dogara ba ne, kuma idan kaya yana da babban rawar jiki, zai iya zama sako-sako, don haka ba a ba da shawarar shigar da magoya bayan rufi ba.Ka'idar fadada bolt ita ce, bayan an buga kullin fadada a cikin ramin da ke ƙasa ko bango, nut ɗin da ke kan kullin fadada yana daɗaɗa tare da maɗaukaki, kuma kullin ya fita, amma hannun karfe na waje ba ya motsawa.Sabili da haka, babban kai da ke ƙarƙashin kullun yana faɗaɗa hannun ƙarfe don sanya shi cika dukkan rami, kuma a wannan lokacin, ba za a iya fitar da kullin fadada ba.

Gyaran sukurori na telescopic shine yin amfani da abubuwan sha'awar nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan haɓaka nau'ikan haɓaka nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan gyare-gyaren da ake gyarawa don haɓaka haɓakar rikice-rikice na telescopic, don cimma sakamako mai daidaitawa.Dunƙulewa yana da zare a ƙarshensa kuma jikin kashin baya a ɗayan.Bangaren waje yana rufe da fata na karfe, kuma silinda baƙin ƙarfe yana da yanke da yawa.Toshe shi a cikin ramin da aka buga a bango daya bayan daya, sannan a kulle goro, wanda zai ja dunkulewar waje, ya ja dunkule a cikin silinda, sannan ya ja silinda a kan fatar karfe.Ana faɗaɗa silinda na ƙarfe kuma yana manne da bango, wanda galibi ana amfani dashi don gyara kayan kamar su siminti da bulo kamar titin gadi, rumfa da kwandishan.Duk da haka, gyare-gyarensa ba abin dogara ba ne, kuma yana iya zama sako-sako idan an fuskanci babban damuwa da rawar jiki, don haka ba a ba da shawarar yin amfani da rufin rufi ba.Ka'idar ita ce, bayan an kora kullin fadada cikin rami a cikin ƙasa ko bango, goro da ke kan kulin yana daɗaɗa da maƙarƙashiya, kuma kullin yana motsawa waje, amma ramin ƙarfe na waje baya motsawa.Saboda haka, babban kan da ke ƙarƙashin kullin yana ɗaga rami na ƙarfe don cika ramin gaba ɗaya.A wannan lokacin, ba za a iya fitar da kullin fadada ba.Faɗawa kusoshi sun ƙunshi ƙugiya na countersunk, bututun faɗaɗawa, pad ɗin lebur, fayafai na bazara da ƙwaya mai hexagonal.A cikin fiye da maki 10, akwai 3.6, 4.6 da 4.8, 5.6 da 6.8, 8.8, 9.8, 10.9 da 12.9 bi da bi.Lambobi kafin da bayan ƙididdiga suna nuna ƙima na ƙima na ƙima da rabon kayan da aka samu.Alal misali, ƙuƙwalwar haɓakawa tare da matakin aiki na 4.6 ya ƙunshi ma'anoni masu zuwa: 1, Ƙarfin ƙwaƙwalwar ƙira na abin rufewa ya kai fiye da 400 MPa;2. Matsakaicin yawan amfanin ƙasa na kayan haɓakawa na faɗaɗa shine 0.6;3. Ƙarfin ƙarfin haɓaka kayan haɓakawa shine 400 × 0.6 = 240 MPa.