Nsogbu njikọ
1. njikọ bolt ike dị elu
1) Ngwunye akụrụngwa nke elu anaghị emezu ihe ndị a chọrọ, na-ebute ntinye nke bolts na-adịghị mma, ma ọ bụ ntinye nke bolts adịghị emezu ihe ndị a chọrọ.
Nyocha ihe kpatara ya:
a).Ebe a na-ese n'elu nchara, mmanụ na ndị ọzọ adịghị ọcha n'elu, na e nwere burrs na ịgbado ọkụ etuto ahụ na bolt oghere.
b).Elu bolt ka nwere ntụpọ ka emechara ọgwụgwọ.
Ngwọta:
a).Ekwesịrị ịsacha nchara na-ese n'elu mmiri, mmanụ na ntụpọ oghere n'elu bolts dị elu dị elu kwesịrị ihicha otu otu.Tupu eji ya, a ga-eji mgbochi nchara gwọọ ya.Onye pụrụ iche kwesịrị idowe ma nye ya bolts.
b).Nhazi nke elu mgbakọ ahụ kwesịrị iburu n'uche usoro nke iwu na ntinye, gbochie ikwughachi ya, ma gbalịa ime ya tupu ebuli elu.
2) Bolt ịghasa mmebi, ịghasa enweghị ike ịghasa n'ime nut, na-emetụta bolt mgbakọ.
Ihe kpatara nyocha: ihe nkedo ahụ bụ nchara nchara.
Ngwọta:
① Bolts kwesịrị ịhọrọ tupu ejiri ya, na tupu ya emechaa mgbe ihicha nchara.
② Enweghị ike iji bolts mebiri emebi dị ka bolts nwa oge, ma amachibidoro ya ịmanye n'ime oghere ịghasa.
③ Ekwesịrị ịchekwa mgbakọ bolt dịka ntọala siri dị ma ekwesighi ịgbanwe ya mgbe ejiri ya.
2. Welding akara nsogbu: siri ike na-ekwe nkwa àgwà;Isi osisi na ogidi nke ala adịghị welded;A naghị eji efere arc eme ihe maka ịgbado ọkụ.
Ngwọta: Tupu weld Structure Steel, lelee mma nkwado nke ịgbado ọkụ mkpanaka, ịgbado ọkụ nke nnyocha akwụkwọ nkwado, dị ka imewe chọrọ maka ịhọrọ ịgbado ọkụ mkpanaka, dị ka ntuziaka na usoro chọrọ iji ịgbado ọkụ mkpanaka, weld elu ga-aghaghị enweghị mgbape, weld beading.Akpa na nke abụọ weld ga-enwe porosity, slag, crater crack.Weld ahụ agaghị enwe ntụpọ dị ka ntanye ọnụ na ịgbado ọkụ ezughị ezu.Nnwale na-adịghị emebi emebi weld nke mbụ na nke abụọ dabere na ihe achọrọ, lelee stampụ welder na welds na ọnọdụ akọwapụtara.Agaghị ahazi weld na-erughị eru na-enweghị ikike, gbanwee usoro tupu nhazi.Ọnụ ọgụgụ nke nrụzi weld n'otu akụkụ agaghị abụ ihe karịrị ugboro abụọ.
Oge nzipu: Mee-23-2021