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Idzakupatsani zoyambira za pulleys

Mu makina, pulley wamba ndi gudumu lozungulira lomwe limazungulira mozungulira pakati.Pali poyambira pa circumferential pamwamba pa gudumu lozungulira.Ngati chingwe chazunguliridwa mozungulira poyambira ndipo mbali iliyonse ya chingweyo kukoka mokakamiza, kukangana kwapakati pa chingwecho ndi gudumu lozungulira kumapangitsa kuti gudumu lozungulira lizungulira pakati.Pulley kwenikweni ndi lever yopunduka yomwe imatha kutembenuka.Ntchito yaikulu ya pulley ndiyo kukoka katundu, kusintha njira ya mphamvu, mphamvu yotumizira ndi zina zotero.Makina opangidwa ndi ma pulleys angapo amatchedwa "pulley block", kapena "compound pulley".Pulley block imakhala ndi maubwino amakina ambiri ndipo imatha kukoka katundu wolemera.Ma pulleys amathanso kugwiritsidwa ntchito ngati zigawo zamaketani kapena malamba kuti asamutsire mphamvu kuchokera kumtunda wina wozungulira kupita ku wina.

Malingana ndi malo a tsinde lapakati la pulley kaya likuyenda, pulley ikhoza kugawidwa kukhala "pulley yokhazikika", "pulley yosuntha";Chigawo chapakati cha pulley yokhazikika chimakhazikitsidwa, pamene mbali yapakati ya pulley yosuntha imatha kusuntha, iliyonse ili ndi ubwino wake ndi zovuta zake.Ndipo pulley yokhazikika ndi msonkhano wosuntha wa pulley palimodzi ukhoza kupanga gulu la pulley, gulu la pulley osati kungopulumutsa mphamvu ndipo lingathe kusintha njira ya mphamvu.

Pulley amawonekera mu mawonekedwe a chidziwitso muzinthu zophunzitsira za physics za sukulu ya sekondale, zomwe zimafuna mayankho ku mavuto monga mayendedwe a mphamvu, mtunda wosuntha wa mapeto a chingwe ndi momwe ntchito yagwiritsidwira ntchito.

Kuwulutsa zambiri zosintha

Gulu, nambala

Pulley yokhazikika, pulley yosuntha, gulu la pulley (kapena logawanika kukhala pulley imodzi, pulley iwiri, pulley itatu, pulley inayi mpaka kuzungulira zambiri, etc.).

Zida

Pule yamatabwa, pulley yachitsulo ndi pulley ya pulasitiki ya engineering, imatha kukhala ndi zinthu zamtundu uliwonse malinga ndi zofunikira zenizeni.

Udindo

Kokani katunduyo, sinthani njira yamphamvu, mphamvu yotumizira, ndi zina.

Njira zolumikizirana

Mtundu wa mbedza, mtundu wa unyolo, mtundu wazinthu zamagudumu, mtundu wa mphete ndi mtundu wa unyolo, mtundu wokokedwa ndi chingwe.

Makulidwe ndi Zida

Pulley

Ma pulleys ang'onoang'ono okhala ndi katundu wochepa (D<350mm) nthawi zambiri amapangidwa kukhala ma pulleys olimba, pogwiritsa ntchito 15, Q235 kapena chitsulo choponyera (monga HT200).

Mapuleti omwe amanyamula katundu wamkulu nthawi zambiri amakhala chitsulo chachitsulo kapena chitsulo (monga ZG270-500), kuponyedwa munyumba yokhala ndi mipiringidzo ndi mabowo kapena masipoko.

Pulleys zazikulu (D> 800mm) zambiri welded ndi zigawo ndi mbale zitsulo.


Nthawi yotumiza: Jun-29-2022