I-self-tapping screws vs. izikrufu eziqhelekileyo, yiyiphi "inkokeli" kushishino lokuziqinisa?

Ehlabathini le-fasteners, i-self-tapping screws kunye nezikrini eziqhelekileyo zineenzuzo zazo, kwaye zidlala indima ebalulekileyo kwiimeko ezahlukeneyo zesicelo. Eli nqaku liza kuphonononga iimpawu, iingenelo kunye neemeko ezisebenzayo kwezi zikrufu zimbini ngobunzulu ukukunceda uqonde ngcono isikhundla sazo kushishino lokuqinisa.

1. Iimpawu ze-self-tapping screws

I-self-tapping screws yinkqubo ekhethekileyo ye-screws enokuthi imicu inokunqunyulwa ngokuthe ngqo kwizinto eziphathekayo ngaphandle kokugaya kwangaphambili. Olu luyilo lwenza ukuba izikrufu zokuzicofa zilunge ngakumbi kwaye zikhawuleze ukuzifaka, ngakumbi kwizinto ezinje ngamashiti amancinci kunye neeplastiki. I-self-tapping screws idla ngokwenziwa ngezinto ezinokuqina okuphezulu, zine-tensile eyomeleleyo kunye nokumelana ne-shear, kwaye inokubonelela ngeziphumo ezizinzileyo zokuqina.

Izinto eziluncedo:

Ukugcina ixesha kunye nokugcina umsebenzi: akukho mfuneko yokugaya kwangaphambili, kwaye ukufakela kukhawuleza.

Ukusebenza okunamandla: kunokusetyenziswa kwizinto ezahlukeneyo, ezifana nentsimbi, iplastiki kunye neenkuni.

Amandla aphezulu: ukusebenza kakuhle xa uphantsi komthwalo.

2. Iimpawu zezikrufu eziqhelekileyo

Izikhonkwane eziqhelekileyo zizona zibophelelo eziqhelekileyo, ezihlala zifuna imingxuma yokubhoboza kwizinto eziza kudibaniswa kuqala, kwaye emva koko zidibanise iinxalenye ezimbini kunye nezikrufu. Izikrufu eziqhelekileyo ziza kwiindidi ezininzi kunye neenkcukacha, kwaye unokukhetha imodeli efanelekileyo ngokweemfuno ezahlukeneyo.

Izinto eziluncedo:

Ukwahluka: Zininzi iintlobo kwaye zifanelekile kwiimfuno ezahlukeneyo zokuzila.

Ukususwa: Izikrufu eziqhelekileyo zinokususwa ngokulula kwaye zitshintshwe, ezifanelekileyo kwiimeko ezifuna ukulungiswa.

Uqhagamshelo olomeleleyo: Kwezinye iimeko, izikrufu eziqhelekileyo zibonelela ngamandla onxibelelwano anamandla.

3. Ukuthelekiswa kweemeko zesicelo

I-self-tapping screws kunye nezikhonkwane eziqhelekileyo nazo ziyahluka kwiindawo zabo zesicelo. Umzekelo, kwimveliso yeemoto kunye nendibano yezixhobo zasekhaya, izikrufu zokuzicofa zihlala zisetyenziswa ngokubanzi ngenxa yeempawu zazo zokufakela ngokukhawuleza. Ekulungiseni ukwakhiwa kunye nezixhobo zoomatshini, i-screws eziqhelekileyo zikhethwa ngakumbi ngenxa yokususwa kwazo kunye nokudibanisa okunamandla.

4. Uhlalutyo olupheleleyo

Kwishishini lokuqinisa, i-self-tapping screws kunye nezikrufu eziqhelekileyo zineenzuzo zazo. Sesiphi isikrufu sokukhetha sixhomekeke kwiimfuno ezithile zesicelo. Ukuba ukukhawuleza kunye nofakelo olufanelekileyo luyafuneka, i-self-tapping screws ngokungathandabuzekiyo lukhetho olungcono; ukuba i-disassembly kunye noqhagamshelwano olunamandla luyafuneka, izikrufu eziqhelekileyo zifanelekile ngakumbi.

Ukuqukumbela

Kwishishini lokuqinisa, i-self-tapping screws kunye nezikhonkwane eziqhelekileyo nganye inesimo sayo "sobunkokeli", kwaye isitshixo kukukhetha isikrufu esifanelekileyo ukuhlangabezana neemfuno ezithile zesicelo. Ukuqonda iimpawu zabo kunye neemeko ezisebenzayo kunokukunceda wenze ukhetho olunolwazi ngakumbi kumsebenzi wokwenene.