Izikulufo zokuzibhoboza
I-truss head self-drilling screws
Izikulufu ze-truss zingahlukaniswa ngokuyisisekelo zibe izinhlobo ezimbili: izikulufu zokusika ze-truss nezikulufu zokubumba ze-truss. Ukusika izikulufu ze-truss kufinyelelwa ngokusika izinto ezingavuthiwe zibe yizimo ezingaguquki bese uzenza ngomshini. Ngakho-ke, ukuma kwabo kwangaphandle kujwayelekile. Izikulufu ze-truss ezibunjiwe zenziwe ngokufudumeza insimbi nokusebenzisa umshini wokubumba. Lokhu kusho ukuthi ukwakheka kwezikulufu ze-truss ezifojiwe kungase kube yinkimbinkimbi kakhulu.
I-Cross groove pan head self-drilling screws
Isikulufu se-cross pan head self tapping screw iyisikulufu esivamile sokufaka esinekhanda elimise okwesiphambano esingaqiniswa kalula nge-screwdriver. Isici esiyinhloko salolu hlobo lwesikulufu yikhanda layo lokuzibhoboza, okusho ukuthi lingangena ngokuqondile ezintweni ngesikhathi sokufakwa, liqinisekise umphumela omisiwe.
Izikulufu zekhanda lepani zine-slot kanye ne-cross slot yokukhetha. Uma i-screwdriver kagesi isetshenziselwa ukufakwa, i-cross slot ngokuvamile ikhethwa.
Countersunk self-drilling screws
I-Countersunk self tapping screw iwuhlobo lwesikulufu esinomsele oyisipesheli ovunguzayo. Ikhanda layo liklanyelwe ukuba liyisicaba futhi linezakhiwo eziningi ezinamazinyo ngaphezulu, okulivumela ukuba lizibhoboze lingene endaweni ebonakalayo bese lenza ukuqiniswa okuqinile. I-Countersunk self tapping screws isetshenziswa kabanzi ukulungisa izinto ezahlukahlukene, njengensimbi, ithusi, i-aluminium, izinkuni, njalonjalo.
I-Hexagonal Drill Tail Screw
Umsila we-drill tail screw usesimweni somsila wokubhoboza noma umsila ocijile, ngaphandle kwesidingo sokucutshungulwa okuwusizo. Isikulufu somsila wokubhoboza singabhobolwa ngokuqondile, sithintwe, futhi sikhiywe ezintweni ezimisiwe nezinto eziyisisekelo, konga kakhulu isikhathi sokwakha. Izikulufu zomsila oboshiwe ziyizikulufu ezivame kakhulu, ezinokuqina okuphezulu namandla okunakekela. Ngemva kokuhlanganiswa isikhathi eside, ngeke bakhululeke, futhi ukusetshenziswa kokubhoboza okuphephile nokuthepha kulula ukuqedela ekusebenzeni okukodwa.
Inhloso yokubhoboza izikulufu zomsila yilezi: kuwuhlobo lwesikulufu sokhuni, esisetshenziselwa ikakhulukazi ukulungisa amathayela ensimbi anombala ezakhiweni zensimbi, futhi singasetshenziselwa ukulungisa amapuleti amancane ezakhiweni ezilula. Ngeke isetshenziselwe ukulungisa ibhondi yensimbi kuya kwensimbi.