Taw qhia rau screws

Cov ntsia hlau yog cov cuab yeej siv lub cev thiab lej cov ntsiab lus ntawm oblique ncig kev sib hloov ntawm cov khoom thiab kev sib txhuam quab yuam kom nruj cov cuab yeej cov khoom ib kauj ruam. Screws yog hom lus ntawm fasteners thiab hais lus txhua hnub. Cov ntsia hlau yog qhov tseem ceeb ntawm kev lag luam hauv lub neej niaj hnub: xws li cov ntsia hlau me me siv hauv cov koob yees duab, tsom iav, moos thiab watches, thiab cov khoom siv hluav taws xob; General screws rau TV, khoom siv hluav taws xob, suab paj nruag, rooj tog, thiab lwm yam; Rau engineering, kev tsim kho thiab choj, cov ntsia hlau loj thiab cov txiv ntoo yog siv; Cov khoom siv thauj mus los, dav hlau, tsheb ciav hlau, tsheb, thiab lwm yam yog siv nrog cov ntsia hlau loj thiab me. Screws muaj ib txoj haujlwm tseem ceeb hauv kev lag luam. Tsuav yog muaj kev lag luam hauv ntiaj teb, kev ua haujlwm ntawm cov ntsia hlau yuav yog ib qho tseem ceeb. Screw yog ib qho kev tsim tawm hauv tib neeg kev tsim khoom thiab lub neej rau ntau txhiab xyoo. Raws li daim ntawv thov teb, nws yog thawj invention ntawm noob neej.
Screw, tseem hu ua "Screw" (screw) thiab "screw" (screw rod). Qhov tseeb, ntsia hlau yog ib lo lus dav dav, thaum ntsia hlau thiab ntsia hlau pas nrig sib txawv ntawm ib leeg. Screws feem ntau hu ua ntoo screws; Nws yog qhov zoo nrog lub taub hau ntse nyob rau pem hauv ntej kawg, nrog lub suab loj. Nws feem ntau yog siv los txuas cov ntoo thiab cov khoom yas. Cov ntsia hlau ntsia hlau yog lub tshuab ntsia hlau (tshuab ntsia hlau), uas yog hom nrog lub taub hau tiaj tus nyob rau pem hauv ntej kawg. Cov ntsia hlau pitch yog me me thiab sib xws. Nws feem ntau yog siv los txuas cov hlau thiab tshuab qhov chaw
Cov ntsia hlau feem ntau yog siv los txuas ob lub workpieces thiab ua lub luag haujlwm fastening.