Ikarita yikoranabuhanga - Guhitamo kubara kwifata

Kugeza ubu, impeta yo guswera ikoreshwa cyane mubice byinshi.Ariko abantu benshi ntibazi guhitamo ingano ikwiye yimpeta.Nkumunyamwugaguswerauruganda, twe,XZWD guswera bitwa co., Lt., uyumunsi uzatangiza muburyo burambuye uburyo bwo kubaragusweraingano.

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1.Ubushobozi bwo kwishyiriraho umurongo wo kwifata

Buri bwoko bwagusweraby'ibicuruzwa by'icyitegererezo bifite ubushobozi bwo gutwara ibintu bitwara, kandi igishushanyo gishobora gufasha umukoresha guhitamogusweraibanzirizasuzuma.

Hariho ubwoko bubiri bwumurongo, bumwe nuburyo buhagaze (①umurongo), umutwaro ntarengwa ibyogusweraIrashobora kwihanganira iyo igumye ihagaze.Ibindi ni umutwaro ntarengwa wa bolt (8.8, 10.9, 12.9), hafatwa umwanzuro mugihe uburebure bwa bolt bwikubye inshuro 5 nkumurambararo wa nominal, naho preload ni 70% yumusaruro wibikoresho bya bolt.

  1. 2.Uburyo bwo kubara uburyo bwo guhitamo kwishura

1) Uburyo bwo gutoranya

Menya neza ko umutwaro ntarengwa waguswerairashobora gushyigikira mugihe ikomeje guhagarara (umutwaro wa axial Fa, umutwaro wa radiyo Fr, guhirika umwanya M).Shiraho umutwaro ntarengwa nkigiciro gihamye.Igipimo cyibipimo kigomba gutekereza ku mutwaro ntarengwa uriho ku ihame, ugomba kurangiza umutwaro wongeyeho nuburemere bwikigereranyo.

Menya neza ko coefficente yumutekano uhagaze fs ukurikije ubwoko bwa moteri nkuru (imiterere yimikorere), agaciro kayo reba imbonerahamwe 1.

Hitamo mbere na mbere ubwoko bwaguswera, menya neza ko uburyo bwo kubara bwa static reference umutwaro Fa na M.

Kubara Fa na M.

Imipaka ihagaze ntarengwa ijyanye nubwoko bwatoranijwe bwagusweramu byitegererezo, hanyuma ushireho akamenyetso (Faˊ , M ˊ)

Reba niba ingingo ihuza (Faˊ , M ˊ) iri munsi yumutwaro uhagaze

Kugenzura kubara ubushobozi bwa bolt (reba iki gice 5.2.4)

2) Ubwoko Guhitamo muri static

Uburyo bwo kubara umutwaro uhagaze Fa 'na M'

Uburyo bwa I (a = 60 °)

Guhitamo kubara umurongo umwe umurongo ine wumupiraguswerainzira ukoresheje imitwaro yingoboka 45 ° na 60 °.

Uburyo I (a = 60 °)

Fa ′ = (Fa + 5.046 × Fr) × fs

M ′ = M × fs

Uburyo bwa II (a = 45 °)

Fa ′ = (1.225 × Fa + 2.676 × Fr) × fs

M ′ = 1.225 × M × fs

Muri formula: Fa '-gusweraimbaraga zingana hagati ya axial force (104 N)

M '-gusweraumwanya uhwanye no guhirika (N. m)

fs - ibintu byumutekano mubikorwa bihamye byakazi byo gutera inkunga (reba imbonerahamwe 1)

Noneho shakisha ingingo ebyiri zavuzwe haruguru kumurongo, imwe murimwe iri munsi yumurongo.

Umurongo umwe wambukiranya ubwoko bwa roller

Fa ′ = (Fa + 2.05 × Fr) × fs

M ′ = M × fs

Ubwoko bw'imipira ibiri

Guhitamo kubara kumirongo ibiri yumurongo utandukanye wa diameterguswera, iyo Fr <= 10% Fa, ihinduka ryumuvuduko wimbere imbere yumuhanda ugomba kubarwa, nyamuneka twandikire kubyerekeye kubara kwayo.

Fa ′ = Fa × fs

M ′ = M × fs

Ubwoko butatu bwumurongo

Mugihe uhisemo imirongo itatu yumurongoguswera, kubara gusa imikoranire yumurongo wa axial umutwaro numwanya wo guhirika.

Fa ′ = Fa × fs

M ′ = M × fs

2) Guhitamo imbaraga

Nyamuneka saba ishami ryacu rya tekinike kugirango ukoreshe ibikorwa bikomeza, kuzunguruka byihuse hamwe nibindi bisabwa mubuzima bwa serivisi yubufasha bwa rotary.

3) Kugenzura kubara kubushobozi bwa bolt

Umutwaro ntarengwa (nta kintu gihamye cyumutekano fs) ukoreshwa mugutwara inkunga izunguruka.Reba niba umutwaro uri munsi yimipaka yimipaka isabwa kurwego rwo hejuru;

Niba ubushobozi bwo gutwara Bolt budahagije, dushobora guhitamogusweraongera cyangwa ubaze ishami ryikoranabuhanga.

Uruganda rushobora gutanga amakuru ukurikije icyitegererezo cyibicuruzwa, ukoresheje ubushobozi bwo gutambuka buhagaze, ukurikije uburyo bwo guhitamo ubwoko bwo guhitamo uburyo bwo kubara mbere yo gutoranyaguswera, n'ikoranabuhanga hamwe na sosiyete yanjye kwemeza.Urashobora kandi gutanga amakuru kubyerekeranye no kuzenguruka isosiyete yacu, mugihe ukomeje gutoranya igishushanyo cyisosiyete yanjye, nyamuneka saba 《rotary Bear guhitamo ihitamo ryibikoresho byikoranabuhanga》 (harimo umugereka A na annex B mumeza yibipimo), hanyuma wuzuze muri, kugirango tubashe kubagezaho byihuse bishoboka gahunda yo kuzenguruka yerekana gahunda yo guhitamo ubukungu kandi bufatika.


Igihe cyo kohereza: Apr-08-2021

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