Self Tapping Screws

Li-screws tsa truss ke li-screw tse nang le libopeho le mesebetsi e itseng, hangata li sebelisetsoa ho hokahanya likarolo tse fapaneng tsa sebopeho sa truss. Li sebelisoa haholo ho boenjineri ba mechini, boenjiniere ba kaho, sefofane le masimo a mang. Sebopeho le boholo ba tsona hangata li etsa hore li tšoanelehe haholoanyane bakeng sa likhokahano tsa truss

Ho bohlokoa ho khetha li-screws tse loketseng ha u lokisa lebota la particleboard. Li-screws tse sebelisoang hangata bakeng sa particleboard 'marakeng oa hajoale ke tse latelang:

1. Li-screws tse ikemetseng: tse loketseng ho lokisa mapolanka a likaroloana holim'a libaka tsa konkreite tse tiisitsoeng le holim'a tšepe;

2. Sekoti sa lehong: Ke sekoti se sebelisoang haholo se loketseng ho lokisa mapolanka a likaroloana holim'a mehaho ea lepolanka;

3. Li-socket screws: tse loketseng ho lokisa mapolanka a likaroloana holim'a konkreite;

Ho lokela ho hlokomeloa hore ha u sebelisa li-screws, li-screws tse loketseng li lokela ho khethoa ho ea ka boemo ba sebele. Li-screws tse telele haholo kapa tse khutšoanyane haholo ha li tšoanelehe, kaha li ka ama phello ea ho lokisa ea boto ea likaroloana.

Li-pan head screws li na le slot le sefapano bakeng sa khetho. Haeba ho sebelisoa screwdriver ea motlakase bakeng sa ho kenya, ho khethoa sekoti sa sefapano ka kakaretso. Cross pan head self tapping screw ke sekurufu se tloaelehileng sa ho kenya se nang le hlooho e bōpehileng joaloka sefapano se ka tiisetsoang habonolo ka screwdriver. Tšobotsi e ka sehloohong ea mofuta ona oa sekoti ke hlooho ea eona ea ho itšeha, e bolelang hore e ka phunyeletsa ka ho toba thepa nakong ea ho kenya, ho netefatsa phello e tsitsitseng.

Hexagonal head self tapping screws ke mofuta oa motsoako oa mochini. Li-self tapping screws li atisa ho sebelisoa bakeng sa ho hokahanya lipoleiti tsa tšepe tse tšesaane (joaloka lipoleiti tsa tšepe, liboto tsa saw, joalo-joalo).

Li-screws tsa hlooho tsa hexagonal li bua ka li-screw tsa polasetiki tsa mochini tse hexagonal - meno ohle (metric le Brithani) a nang le ts'ebetso e ntle haholo ea ho kenya letsoho, e seng ea makenete, e kenyang mocheso, e bobebe. Li-screws tse ling tsa polasetiki tse entsoeng ka thepa e itseng le tsona li na le ho hanyetsa mocheso o phahameng, matla a phahameng, le ho hanyetsa ho bola, 'me li sebelisoa haholo makaleng a fapaneng a indasteri.

Lebitso la "drywall screw" le fetoletsoe ka kotloloho ho tsoa ho English Drywall Screw, 'me tšobotsi ea eona e kholo ka ponahalo ke sebopeho sa hlooho ea lenaka, se arotsoeng ka sekoti se habeli sa "fine tooth drywall screw". Phapang e kholo ka ho fetisisa pakeng tsa tse peli ke hore ea pele e na le khoele e habeli, e loketseng ho hokahanya mapolanka a gypsum ka li-keel tsa tšepe tse nang le botenya bo sa feteng 0.8mm, ha e qetellang e loketse ho kopanya mapolanka a gypsum ka likheo tsa lehong.

Letoto la li-screw tsa lebota le omeletseng ke e 'ngoe ea mekhahlelo ea bohlokoahali moleng oohle oa sehlahisoa sa fastener. Sehlahisoa sena se sebelisoa haholo bakeng sa ho kenya liboto tse fapaneng tsa gypsum, marako a karohano a bobebe, le letoto la ho emisa siling.

Countersunk self tapping screw ke mofuta oa self tapping screw e nang le lithakhisa tse tapered tse ka sebelisoang ho boloka lisebelisoa tse peli tse fapaneng. Tšobotsi ea eona e kholo ka ho fetisisa ke nale e bohale le hlooho ea hemispherical countersunk. Litšobotsi tsa eona tsa sebopeho li etsa qeto ea hore ho bonolo ho kenya lehong kapa lisebelisoa tse ling tse bonolo, 'me tlas'a ketso ea torque, e kenella ka mokhoa o itekanetseng' me e tsitsitse ka thata.